Shaft /Hub/keyway material (BS EN 10083 C45 normalised. Metric Broach Shims Broach Size Shim Thickness (Inch) Code 3 A 0. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. The height of inch keys decreases by 1/8" for every 12" of length. 3mm 2. Stress Concentration Shaft. Rexnord 427-140. All Types (Page 1 of 2) ++ Keyways will be furnished per ISO/R773 and Js9 width tolerance unless otherwise specified. 4mm 8mm 2mm 9mm 12mm 11mm 4mm 4mm 14mm 15mm DIN 7154, H7 Metric Bore and DIN 6885, Js9 Square Keyway Tolerances Page 1 of 4 Keyway metricFalk_metric_key_keyway. This key stock is undersized, so keys will fit slightly more loosely than standard keys and are best for inconsistent keyways. NUMBER OF SHIMS REQUIRED: 3. 5555 S. Standard Metric Keys & Keyways. British Standard :BS 46 Part 1 : 1958 Keys and keyways and taper pins. 0. Surface Finish — Sides and bottom of keyways shall not exceed 250 micro inches. Both are in the bottom of one of my roll-aways. Shaft Diameter. CAD Available in 2D and 3D. 25, 2 x 0. 994 products. zzz. imperial (pre-war) keyways diameter key shaft hub over incl w h width tol. Check Details. Metric. P32P32 In this example both bores have a keyway. zzz. They are used on compatible Davis keyseating machines. For example, an ANSI 202 measures 1/16 x 1/4, while ANSI 1012 measures 5/16 x 1. Keyway Width. Woodruff keys are an. ANSI B17. Please specify if another size or type of setscrew is required. American system, the keyway in the hub is dimensioned by the width and the depth at the side, but in the metric system the keyway is dimensioned by the width and the depth measured from the raduis of the shaft to the center of the keyway. BS 46 :1958 Parallel Keys and Keyway Dimensions; BS 46 :1958 Square Keys and Keyway Dimensions; Factors realting to. 82. 0 x 1. Designed for aligned shafts, the 1-Piece Clamp-Type Coupling makes two shafts function as one. BS 46 Rectangular Taper & Gib Head KeyWay & Key Dimensions Ref Standard . 6 - 8 - 10 - 12 - 14 - 16 - 18 - 20 - 22 - 25 - 28 - 32 - 36 - 40 - 45 - 50 - 56 - 63 - 70 - 80 - 90 - 100 - 110 - 125 - 140 - 160 - 180 - 200 - 220 - 250 - 280 - 320 - 360 - 400 KeyWay /Key. TruKey® Shafting from Keystone is designed to provide the straightest, most accurate keyed shafting, in the industry. This key stock is stepped to match repaired keyways in shafts or gears. DAV SYSTEMS SRL. Note that aluminum is also available for lighter-duty applications. Non standard bores and over the keyways. D1-Style Broach for 14 mm Wd. Broaches are for use in hand and hydraulic arbor presses and are great for maintenance and short-run production operations. In the English and American system, the keyway in the hub is dimensioned by the width and the depth at the side, but in the metric system the keyway is dimensioned by the width and the depth measured from the raduis of the shaft to the center of the keyway. , depending on the lock nut size: Mating shaft threads (recommendation) KM/KML Metric thread, 6g: ISO 965-3 HM/HME. Metric & Multistandard Components Corp. Name. Height. We use keyed shafts in the gear and shaft assemblies in general. Unless otherwise specified, the shaft keyway is assumed to be standard. Standard Keyways: (Used on all of our shafting) “Plain” Shafting available on all Steel grades. Made of solid carbide, these keyseat cutters are harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material. As noted above, when selecting a keyway tolerance, there are two common selections in the metric. Keystock. The bore diameters listed in the "Keyway Additional Modification Applicable Bore List" in the table below are available for the service. Shaft: Key: Keyway: Nominal Diameter d: Section b x h : Width Shaft & Hub b: Depth. All setscrews are knurled cup point. 4. Hss No. The second is a P9. 33. Carbide Staggered-Tooth Keyseat End Mills. Choose from our selection of metric keys in a wide. Find the depths to cut in keyway and keyseat. 00 $ 486. From £59. 0mm to 26. Standard Metric Keys & Keyways for Metric Bores with One Key • Couplings All Types (Page 1 of 2) Metric Key & Keyway Dimensions Per ISO/R773 – Js9 Width Tolerance Key & Keyway Dimensions – Millimeters Falk Coupling Hub Keyway Dimensions – Inches Shaft Diameter “D” Key Size Nominal Keyway Width Hub “W” Keyway Depth Hub “T2. Keyway metric key iso dimensions standard keyways keys r773. 8 out of 5 stars 5. Available applications include Keyways in Tapered Bore. 00. You can readily employ these keyway broaches on steel and also on various ferrous and non-ferrous materials, including plastics, cast iron, and others. ISO 3912:1977 Woodruff keys and keyways $26. (K) (H) (R). 1 offer from $14. 19-1997 American National Standard Keys and Keyways. SAP Material Number: 4090572: ISO Catalog Number: F3AU0970ADK38: ANSI Catalog Number: F3AU0970ADK38: Grade: KC643M: Adapter Style Machine Side: Straight-CylindricalKeyways will be furnished with P9 width tolerance only upon request. OVERALL LENGTH (OAL): 15-1/4". Shaft. (Dimensions comply with DIN 6885/1) † Requires use of chamfered keys. Metric Clamp-Type Couplings are available in straight-through bores. D1-Style Broach for 14 mm Wd. To confirm the status of any standard, identify the replacement standard if it is obsolete and/or purchase the standard please use. Fully metric, including clamp screws; Mate two shafts with zero backlash; Keyways provide added torque capacity and fixed shaft phasing; Keeps one shaft in place while the other is moved or changed; Smooth bore protects shafts from damage; Designed for aligned shafts, the 3-Piece Clamp-Type Coupling makes two shafts function as one. 1. Type 309. Metric setscrews are also available. Marlco keyway broaches litecut inch L0 broach style. Choose from our selection of arbor shims, including ring shims, shims for keyed shafts, and more. We often cut keyways in the ID of many of our parts. 3 Preferred length and weight of keys Preferred length and weight of keys is given in Table 4. c or r. Also, T1 and T2 are. 886. Keyways. 03 Bore Dia. 19-1997; Shaft Arbor and Keyseat Dimensional. In the English and American system, the keyway in the hub is dimensioned by the width and the depth athe side, but in the metric system the keyway is dimensioned by the width. pdf. Woodruff Keys. Install these keys in a drilled and reamed hole to locate fixtures and vises on your machine table. Rebrisbol Keyway Broach Sets 6Pcs HSS Metric Industrial Tools for Lathe, Keyway Size A - 2mm, A - 3mm and Collared Bushings 6A, 8A, 10A . Carbide Staggered-Tooth Keyseat End Mills. For a key to function, the shaft and rotating machine element must have a keyway and a keyseat, which is a slot and pocket in. Made of chemical-resistant 18-8 stainless steel, these metric screws have an extra-soft nylon tip that reduces the noise, vibration, and damage that can occur from metal-on-metal contact. 3. Keystock. As a general rule, the key is a tighter fit to the shaft so that the key remains on the shaft during assembly and removal. width x. The keyway dimensions are also different from the Englishsystem. Keyway dimensionsKeyway aii Metric keyway tolerance chartShaft and hub keyway dimensions. Pds Fire Door Slow. Keyway key metric dimensions iso shaft tolerance js9 r773 per standard t2 width sizes question shafts hasn answered yet beenSee ANSI/AGMA 9112-B14 for metric bores with metric keyways. PFEIFER INDUSTRIES, LLC. Machine keys are used in power transmission to transmit torque between a shaft and a shaft mounted component such as a gear, pulley, or coupling. Referencing Figure 1, the keyway dimension is W x T 1. Hassay Savage 22 Piece 36 Combos HSS Fractional Keyway Broach Set #E-10 - 15315. inch bores with metric keyways; metric bores with inch keyways; metric bores with metric keyways; or shaft keyseat tolerances. Unless otherwise specified, the shaft keyway is assumed to be standard. The tool is perfect for creating precise keyways in the boreholes of pulleys, gears, washers, and other shaft-mounted components. Use them in light duty applications to connect gears and other components to shafts. AUTOMATION & IIOT. 8. 08Marlco keyway broaching guides litecut metric to suit L1M broach. For technical drawings and 3-D models, click on a part number. Key & Keyway Dimensions - Millimeters Shaft Diameter Key Size Keyway Width Keyway Depth Keyway Radius "D" Nominal Hub "W" Hub "T2" "R" Over Thru Width "W" Height "H" Nominal Min Max Min Max Min Max 6 8 2 2. In closed keyways, these keys won’t slide along the shaft. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for. Unless otherwise specified, the shaft keyway is assumed to be standard. Cart Assmble. Keystock is available in both inch and metric sizes. 6001 set contains: 3 x LOM series broaches sizes 2, 3 and 4mm, 5 x guides for diameter 6, 7, 8, 10 and 12mm, 4 x shims 1 x 0. Specialty tools designed for cutting keyways in machined holes. The deviations are less than the basic size. 000 +. 12 £1,785. Keyshaft keyed shaft, diameter 1 7/16 in, keyway 3/8 in x 3/16 inKeyway parallel keyways metric t2 wxh bores Keyway keyed keyways boresGates belts, hoses, and applications: standard & non-standard shaft key. SKU. Kenan Muhamedagic. Use as is to make shaft larger. 00. Use them on soft surfaces such as aluminum. Here, you can find detailed information about these machine elements. Standard Metric Keys and Keyway Bores. Corresponding Keyways-- ISO R775 (withdrawn 1998), Cylindrical and 1/10 Conical Shaft Ends-- ANSI/AGMA 9002--B04, Bores and Keyways for Flexible Couplings (Inch Series) The intent of this document is to offer designers and users of flexible couplings preferred dimensions, tolerances and fits for metric bores and keyways. Width. Description. Metric Key & Keyway Dimensions Per ISO/R773 – D10 Width Tolerance ‡ Key & Keyway Dimensions – Millimeters Coupling Hub Keyway Dimensions – InchesBritish Standard Metric Keyways for Square and Rectangular Parallel Keys 11 5/16 3/8 7/16 1/2 3/4 3/4 7/8 Nominal Diameter, d 6 1/2 7 1/2 9 Square Keys preferred for shaft diameters above this line: rectangular keys, below Key 3 3/4 4 1/2 5 1/2 Shaft Key Size Versus Shaft Diameter ANSI B17. 18 Feb, 2008. b2 tolerance （E9）. The Keyway dimensions are also different from the English system. Keyway Width 2. Any required shims are included with Broach. Shaft and Housing Fits for Metric Radial Ball and Roller Bearings (Except Tapered Roller Bearings) Conforming to Basic Boundary Plan 4. 4235 : Part 1 : 1972)Shaft keyed keyway aluminum diameter grainger length motor shafts close. Both the shaft and the component must be machined with a keyway of the appropriate size and style for the key to be used. Width Depth Radius Size Over To/Incl. Key KeyWay. Metric Shaft Keys are rectangular or square shaped keyways that are used to lock rotating elements onto a shaft. The keyway dimensions are also different from the English system. Key and Their Corresponding Keyways Shape and dimensions of parallel key and keyway Shape and dimensions of taper key, headed taper key and keyway Excerpt from JIS B 1301:1996 S1 = b's tolerance× 1 2 S2 = h's tolerance× 1 2 h2 = h, f = h, e ≒ b S1 = b's tolerance× 1 2 S2 = h's tolerance× 1 2 Key body2 web standard key and keyway sizing figure 1 describes the dimensions used when specifying english and metric keys and keyways english dimensions keyway w x t 1 key. BS 7905-1:2001. Metric Key Keyway Dimensions. clearance fit bores with set screws. Marlco keyway broaching guides litecut metric to suit L3M broach. 2 Keyways - Dimensions for keyways are given in Table 3. e =10. The keyway broaches are offered in A, A1, B, B1, C, C1, D, D1, E, E1, F, and F1 styles. This standard incorporates a small portion of the numerous variations of shaft/bore fits. Distributor of keyway broaches made from high speed steel material. Width. PRECISION BRAND Metric keystock is used to accommodate metric keyways; True metric keystock that conforms to metric keyway specifications; Material is high quality cold drawn steel C1020 to C1045; Gold zinc dichromate plating on most sizes makes product identification easy; All sizes meet ISO R773 and BS 4235,. Keyways provide added torque capacity and fixed shaft phasing. Metric table * The slot width is typically P9, exceptions are indicated on the respective standard sheet. 4. com Web site: (t) - DIM KeywayKey-Depth Tolerance is +. Cut precision keyways— these sets include broaches, bushings, and the necessary shims. Hassay Savage. pdf. Keyway. ), keyways and installed set screws. 00 $ 119. Added on. Specification. 000 +. 1, the Metric key size is W x T. 0005mm). Quantities of each thickness. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. 3D Printing & CAD. b. The standard dimensioning of the keyway is like above. 00. Carbide Staggered-Tooth Keyseat End Mills. Keyway size. Browse Metric Set Screw Couplings w/Keyway MRC4H-Series in the Climax Metal Products Company catalog including Item #,Bore,OD,Length,Screw Size,Keyway Size,Material,Weight,CAD. Made in USA by DuMont. English Dimensions: Keyway: W x T Key: W x T Metric Dimensions: Keyway: W x h Key: W x T Common dimension specificationKeyway. Precision Brand® Metric Keystock is used to accommodate metric keyways. Keyway Dimensions. Description. Shaft Bore Keyway Keyway Diameter Nominal Shaft Bore Keyway Keyway Diameter Diameter (Width x Depth) Radius Over to Including Diameter minus Tolerance (Width x Depth) Radius. 64. 2 out of 5 stars 119. com web: Supersedes 4-96Cut keys to custom lengths. 19-1997; Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque; Parallel Key. See ANSI/AGMA 9112--A04 for metric bores with metric keyways. PFEIFER INDUSTRIES, LLC. . However, since the corner of the keyway is normally chamfered, it is difficult to accurately measure a keyway’s depth during manufacture. . Woodruff Keys are an alternative to Parallel Keys. keyway (bs 4235 - part i) Description. Inch. Use as is to make shaft larger. X. Keyed two-piece split collars giving users flexibility to assemble the collar in-place without the need to remove adjacent components. Woodruff key is a easily adjustable key, with a hammer blow to the key. Torque Applied to Key T = F ·(D/2) or F = T / (D/2) Shear Stress τ = T · K s / [ W · L · (D / 2) · N ]Keyway metric dimensions keys. 6) keyways shown across corners of shaft for drawing purposes only. The keyway broaches are offered in A, A1, B, B1, C, C1, D, D1, E, E1, F, and F1 styles. Figure 1. Metric External Table Chart Thread Designations Sizes M 1. $ 29. in Machine Elements & Structural Engineering. But ensure the weakened shaft can support the load. Close suggestions Search Search. Generally, the term keyseat is rarely used as keyway is referred to both recesses in the industry (Figure 2). 25. Standard Metric Keys & Keyways. We stock duMONT keyway broaches in a range of sizes (American Standard or Metric) and coatings (Std, TiN, TiAlN) ideal for short run production and general maintenance. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys. KenCut™ KS keyway milling cutters are the ideal solution to machine key slots for a shaft-to-hub connection. Size is clearly marked on each piece. Flat and parallel feather keyways are used for 1/4” to 2-1/2” diameter shafts while delivering the same torque capacity as square and rectangular parallel keys. Save 66%. Keyway. But ensure the weakened shaft can support the load. Max. 00mm; 3. RoyMech Resources Keyways Taper Square Metric Key and Keyway Dimensions These Pages include various standards. Metric. Email This Page Download PDF Printable Page. Woodruff Keys. Moorland Rd. 8mm 2. Gold dichromate plating makes product identification easy. For instance, a "1/4 x 1/8" keyway has two sidewalls that are1/8 inch dep, shown as "d" in figure 1. [July 2023]•Material : 1045 Carbon Steel or Equivalent, 304 Stainless Steel, Stainless Steel, Steel•Shape : Shape A, Shape B For complete product overview a Read more. Home; Metric Keyways Index page; Parallel Keys and keyway Dimensions; Parallel Keys and keyway Dimensions to BS 4235-1:1972 KeyWay & Key Dimensions. Social. 1 offer from $165. See ANSI/AGMA 9112--A04 for metric bores with metric keyways. Keyway Broaches. 00. Keyways shafts shaft bore torque keyway key keyed lovejoy kegelKeyway metric pdf edge. All keyways are cut to ANSI standards. Keyway sizing chartKeyway chart Guide for shaft keyway design, shaft key size calculation and selectionShaft coupling shaft hole. DIN 7154, H7 Metric Bore and DIN 6885, Js9 Square Keyway Tolerances Page 1 of 4. Keyway Bore (inches) Reference Height (d) 1. Choose from our selection of machine key stock, rounded machine keys, machine keys,. Their rounded ends also make it easy to slide gears, hubs, and other components into place. 00mm; 8. We started exhibiting at model engineering exhibitions in 1994 and realised from the shows that people wanted quite specialised tooling for their machines and also a wide range of tooling which they could adapt to suit their needs. Also, T1 and T2 are not necessarily equal. Metric keyways are dimensioned by width and depth as measured from the radius of the Shaft to the center of the Keyway. Used to accommodate metric keyways; features. 00mm. 0005. Metric key keyway dimensionsKeyway metric dimensions key iso tolerance js9 r773 width per depth hub t2 height radius text mill question answered hasn Agma asa. yokelome. Shaft Diameter : Keyway (Shaft : Keyway (Hub) Radius r : D: Width:Square Steel, Metric. At Eagle Tool, we stock a full line of both standard and metric keyways, held in an oversize condition, so that we can alter to suit your immediate needs. 17656-3 Shaft and Hub Keyway and Key Sizes Keys connecting shafts to pulley hubs are commonly used to achieve reliable no-slip power transmission in belt drive systems. 2 Broaches and 6 Bushings = 12 Keyway combinations. 1 / 1 6 " 3 / 3 2 " 7 / 6 4 " 1 / 8. Keyway Broaches High Speed Steel & TiN Coated Broach Size Broach Dimensions (Inch) No. Key & Keyway Dimensions – Millimeters Coupling Hub Keyway Dimensions – Inches Shaft Diameter. The KenCut KS design offers a true 90° wall straightness due to tapered peripheral edges - creating a defined. They are called “keys” because they lock a component to the shaft by means of a corresponding keyway in a shaft. Specification. Keyway Dimensions. Source: machined many keyways into parts for engineers who dont know the difference between A and B, the machinist handbook uses B so whomever made the mating part also measured using B. Value Collection. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. Currently unavailable. Keyway dimensionsMetric key keyway dimensions per iso/rtt3 js9 width Inch keyway chart ansi agma shaft key width b4 dimensions diameter nominal reference motor electricKeys keyway metric standard keyways sizes engineering shaft key parallel square fit fits mechanical data rectangular british limits figure. The keyway dimensions are also different from the English system. (Dimensions comply with DIN 6885/1) † Requires use of chamfered keys. Roymech resources keyways parallel metric keys and keyway dimensions these pages include various standards. A rectangular key is generally used for shaft diameter between 1” (25 mm) and 20” (500 mm) Generally, these have a reduced effect on the shaft due to its shallow keyway depth. C +0. Metric Parallel Keys available with radius and/or square ends. 2 Axial run-out locating face/thread: 0,05 to 0,30 mm (0. 0mm to 26. The main advantage of the Woodruff key is the elimination of milling near. If you don’t see your required size in the above tables, please ask! If you need it often, we’ll add it to our inventory and stock it for you! We can also make special pre-keyed shafts (English or metric) with single, multiple, or interrupted keyways in diameters as small as 1/16″ and as large as 4 1/2. The following is listing. Canada also uses imperial measurements in some circumstances, though officially, the correct unit of measurement in Canada is the metric system, which. Install these keys in a drilled and reamed hole to locate fixtures and vises on your machine table. l. Dimensions 3. British Standard :BS 46 Part 1 : 1958 Keys and keyways and taper pins. Yuqing keyway broach sets are ideal für engineering works, mechanical workshops, repair and maintenance departments of industrial business, apprentice shops and many more. Spur Gears - Pressure Angle 20 Degrees, Module 3. 0 out of 5 stars 1. They are available in sizes from 1/4" to 1 1/4” in steel for high strength and stainless steel for corrosion resistance. Keyway Width. Metric Key Keyway Dimensions. Nominal. Metric module, side fit. Monark Huny. 1, the Metric key size is W x T. 18-8 stainless steel key stock offers a balance of strength and corrosion resistance. Metric. You may also refer detailed information on British Standard Metric Keys and Keyways. 1(h/d) e Shaft strength factor. 7M - Metric Machine Screws. keyway depth to be determined by journal diameter & width specified per ansi b17. keyway actual location across flats. The tolerance zone for shaft keyway width b with normal fit is ISO N9 and with close fit ISO P9. width, 2 to 20 in. Rexnord Industries, LLC, Coupling Group 427-108 5555 S. Steel C45 (EN8) Special sizes of Keysteel and Parallel Keys can be supplied. Key (engineering) In mechanical engineering, a key is a machine element used to connect a rotating machine element to a shaft. 46. clearance fit bores with set screws. Regular Price: $415. Category. 25 - M 1. Print Menu. Metric Key & Keyway Dimensions Per. Width. 2 The standard does not deal with misalignment or offset greater than can be accommodated within Metric square keys assortment (m4 thru m8)Keyway metric Standard metric keys keyways for metric bores with one keySquare metric keys assortment thru m8 m4 hillman. Standard Metric Bores And Keyways DATA SHEET DS103 REV. A radius transition between the floor and wall increases the component’s durability, preventing cracks from stress peaks. Referencing Figure 1, the Metric key size is W x T. They mill precise notches in rotary shafts to fit machine keys and can also be used for slot milling. Need help peeps. Inch: 554. of Teeth Minimum Length of Cut (Inch) Maximum. This PA Note will explain the uses of keys and keyways in pulleys and bushings, and present current industry standards for key and Keyway. Metric Woodruff Key and Keyway Dimensions and Tolerances (all dimensions in millimetres) in accordance with BS 4235-2:1977 and ISO 3912-1977 b x h 1 x D Width b Depth Radius R Nom Tolerance Class Shaft t 1 Hub t 2 Normal Close Shaft Hub Shaft & Hub P6 Nom Tol Nom Tol Max min N9 Js9 1. Keys are made of steel. Slightly smaller than the size listed in the table, undersized stock is the choice when you need a slightly looser fit or when you have an inconsistent keyway. In October’s column, I mentioned the typical tolerance for keyways. We also stock a variety of keyway bushings to allow. See dimensions W and h in Figure 1. Key steel metric rectangular keys machine chart iso standard flat. A rectangular key is generally used for shaft diameter between 1” (25 mm) and 20” (500 mm) Generally, these have a reduced effect on the shaft due to its shallow keyway depth. W = d/4[clarification needed] H = 2d/3[clarification needed] where. SKU. - Series F couplings supplied with 4) All dimensions per AGMA 9002-A86 interference fit bores without set screws commercial standards. Metric. . They are also often used on tapered shafts. Keyway Depth (Normally 1/2 of width) Total Height (X) = Depth (Y) = Metric Calculator Bore Size. Choose from our selection of arbor shims, including ring shims, shims for keyed shafts, and more. 002+0. KenCut™ KS • F3AU • Radiused • 3 Flutes • Plain Shank • Metric KenCut™ KS Solid Carbide End Mill for Keyway Milling. Feather keys are available in steel and stainless steel construction and inch and metric sizes. With and without keyway. Metric keyways are dimensioned by width and depth as measured from the radius of the. See dimensions W and h in Figure 1. At the. Standard Metric Keys & Keyways for Metric Bores with One Key Couplings. WDS 6024. depth tol. The gap of the keyway is shown with tolerances again and the semi-gap is shown. 4. Keyway dimensions hub metric keyways t2 british bores js9 r773 wxhMetric key keyway dimensions Calculator for designing shaft keysAgma keyway bores engineers edge asa data fit llc copyright 2000 2021. Mechanical & Motion Systems. Corresponding Keyways-- ISO R775 (withdrawn 1998), Cylindrical and 1/10 Conical Shaft Ends-- ANSI/AGMA 9002--B04, Bores and Keyways for Flexible Couplings (Inch Series) The intent of this document is to offer designers and users of flexible couplings preferred dimensions, tolerances and fits for metric bores and keyways. The keyway dimensions are also different from the English system. Daemar’s Keystock are removable bars that are used to transmit torque from components including couplings, sheaves, sprockets and gears to a shaft. 401/2A Set, but for sixteenth. Corresponding Keyways-- ISO R775 (withdrawn 1998), Cylindrical and 1/10 Conical Shaft Ends-- ANSI/AGMA 9002--B04, Bores and Keyways for Flexible Couplings (Inch Series) The intent of this document is to offer designers and users of flexible couplings preferred dimensions, tolerances and fits for metric bores and keyways. shaft to the center of the keyway. Winco Keyed Shafting avoids the expense of cutting keyways, removing costly production delays. SKU: 5-395-0822.