750 1 . The diameters listed in our chart is the outside diameter of the sprocket (Tip of the sprocket tooth). All hubs supplied standard with one set screw. Max. 8. Choose from our selection of 1" shafts in a wide range of styles and sizes. This catalog covers the features, benefits, dimensions, selection, and installation of various jaw type couplings, including the industry-standard L type. STANDARD SHAPES STANDARD KEYWAY POSITIONS NON-STANDARD SHAPES clevelandsteeltool. “Hydraulic Pump and Motor Mounting and Drive Dimensions”. 93. 4 (451-110). 2. 8mm 2. 100 HUB 7/8" BORE X 1/4" KEYWAY W/DSS @ 180 DEGREE $31. ** earcneaear r l c oFr Information DIN 6885 page 1 and page 2 differ mainly in the radial position of the parallel key (see sketch). Hub keyway depth is one-half the nominal height of the key and measured from the side corner. bore and key chart, keyway chart, keyway sizes. As bushing bores approach the maximum recommended diameters, keyway depths are reduced in order to extend maximum bores as much as possible. 3mm requires Keyway selection SLPPA25BSO: 5. ANSI B17. Standard keylengths (mm) 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. Nominal Shaft Diameter. Sever the connection between shafts when there's too much torque to protect parts from breaking. 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 body Cross section of keyway Key bodyGroup dimensions In standard practice, dimensions are grouped on a drawing for uniform appearance. 010"=. 0 with countless standard parts and elements and many exciting ideas for constructive problem solutions. ANSI B17. 6 : 621. +40 0. 25 - M 1. 3) Keyway fillet radius to be specified by customer. Common ‘M’ sizes for grub and set screws include: M1. Based on 100 psf design loadMIL-DTL-38999 Series III Connectors. Suspend, lift, or lower objects that move vertically in a track such as windows, doors, and panels. We are fully equipped to manufacture both standard and custom broaches: – Push or pull styles for all types of keyways, hole shaping, and surface broaching. 30 Siemens MD · 2009 Standardization Parallel Keys, Taper Keys, and Centre Holes Dimensions of parallel keys and taper keys Parallel keys and. This Standard establishes a uniform relationship between shaft size and key size for parallel and taper keys retaining similar basic sizing as found in the withdrawn B17. Nominal Dia. The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. There many standards that cover the topics of metric bore tolerances, fits and keyway sizes. BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways. 375" and keyway is 0 . 84 96000Woodruff key cutter size chart. 1875 × 0 . Specification for metric keys and keyways –. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. 1/4"-20. ANSI Sprocket Standard Keyway & Setscrews. In the absence of specific details, manufacturing will be based upon DIN 6885 - T1. Interchangeable cylinders Can be replaced and installed without breakdown of the lock Small format (SFIC) Can be used to replace cores from other brands (Best, Falcon, etc. Keyway dimensions metric key js9 iso tolerance per hub radius width depth diameter nominal thru hasn answered question yet beenKeyway keyways clubrunner bores wxh 3/16" x 3/32 keyway keyed shaft 7/8" x 6" metals & alloys businessKeyway bore modification service inch additional ka standard diameter. Length L. * These Width A values were set with the maximum keyseat (shaft) width as that figure which will receive a key with the greatest amount of looseness consistent with assuring the key's sticking in the keyseat (shaft). 3/8"-16. 1 Standard Keyway Dimensions; Torque Ratings; Service Factors; ANSI B18. e. Undersized Machine Key Assortments Since they fit more loosely than standard keys, these undersized keys are best for uneven keyways or when you need to disassemble parts frequently, such as during maintenance or prototyping. Check DetailsParallel keysAgma asa keyway bores dimensions inches data keyways class Standard keyway sizes chartKeyway metric dimensions key iso tolerance js9 r773 width per depth hub t2 height radius text mill question answered hasn. 000 Standard Setscrew Locations If one setscrew is furnished the location. Interference Fit Bore Tol. 14–15 Pull Type Production Keyway Broaches A full line of Industry Standard 500 and 600 Series and 5M and 6M Series Keyway Broaches are available. Drive shaft Design, key and Keyways. ANSI/ABMA Std. Open the catalog to page 11Key actual size image#111520-ps is no longer available Key and keyway dimensions (control in motion)Standard keyway dimensions. We also cut keyways in blind hole conditions, including blind keyways with a groove relief at the end of the keyway (most common and preferred process) and by exiting out of the keyway with a radius. Finished bore hubs can also be2. Drawings represent standard TEFC general purpose motors Refer Data Section 502 for various models, OPEN or TEFC *D im e ns oa rf c ly. 5-2009)All dimensions in inches. Other inch and metric sizes are readily available. One set screw is centered on the keyway and the other at 90 degrees. 5: 19: 20: 21: 22: 23: 8: 4: 24: 25: 26: 27: 28: 30: 32: 10: 5: 33: 35: 36:. ← Keyway Size Chart Pdf Standard Metric Keyway Size Chart Pdf →. Standard Keyway Dimensions Shaft Diameter Set Screw Width Depth Up through 7/16" 8-32 3/32 3/64 Over 7/16" to and including 9/16" 10-24 1/8 1/16 Over 9/16" to and including. Notes: n Tolerances for bore and keyways are found in Engineering Data section (pages ED-10 and ED-11). ISO 3019-1. Drive keys down with several hammer taps on the proper installation tool. Nominal Key Size. Hole and Keyway. Keyway Bore Diameter Size Bore Reference -0. Whittet Higgins Designation. keyways (see page 18). Possesses an oval-shaped point on the end opposing the flush. Chevy built 307s from '68-'73; they were all plain-Jane two-barrel base V-8s. Frac. Except JA. Inside Link Plate Height Cottered Chain Width* Riveted Chain Width* Average Tensile Strength Standard Series Chain 100 3/4 . Lovejoy’s Jaw Type couplings are available in 24 sizes from a minimum torque rating of 3. Figure 1. Because they're usually shorter than. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. 25. In stock and ready to ship. - Series F couplings supplied with 4) All dimensions per AGMA 9002-A86 interference fit bores without set screws commercial standards. Bore Size: PEER Chain provides a wide range of finished bore and plain bore sprockets. Size, grade and types of bolts required 4. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. About half the size of a standard portable lever-operated punch, these punches can fit in your toolbox. Diameter of bolt circle and true location 2. Unless otherwise specified, the shaft keyway is assumed to be standard. N = Number of splines. 3D Printing & CAD. For mounting the hubs of the elastomer coupling are simply pushed onto the shafts and. We carry a wide range of products with keyways, including bushings and roller chain sprockets. KeyWay /Key Dimensions. The following tables show standard dimensions for keys and their grooves. In stock and ready to ship. 1 mm. In addition, SFIC is more universal than LFIC, SFIC cores are cross-compatible while LFIC cores are not cross-compatible, but the keys used for SFIC locks should have a lower profile than most commercial keyways. In general, the dimensions containedKeyway 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. Special lengths are also available . A complete coupling consists of two hubs and one spider, or two hubs,. This thread form is characterized by a 60 degree thread angle and a flat crest and rounded root. Find the bore diameter of 3. 1 Square Keyway Tolerances Minimum 2. Min Max Keyways will be furnished with P9 width tolerance only upon request. 120. Up to 1-1/2’’ Round bore sizes with standard keyway and set screw. . Keyway (Shaft. Specification for metric keys and keyways – Parallel and taper keys BS 4235-1:1972; Matching the woodruff key to the shaft diameter is also specified in DIN 6888 British ISO Metric Screw Threads Designations. 238 0. Referencing Figure 1, the keyway dimension is W x T1. 1 Standard Keyway Dimensions; Torque Ratings; Service Factors; ANSI B18. Available in 3 metre (Metric) 10 foot (Imperial) random lengths, with our in-house machining capacity stocked sizes of Keysteel can be cut to length or purchased from. Metric Key &. Special Non-Standard Keyway: Our website list “Industrial Standard” Keyway sizes. Keyway standard dimensions keyseat pdf printer friendly information. Keyway misumiKey and keyway dimensions (control in motion) Keyway sizing chartMetric key keyway dimensions. 99. 61 24000 100-2 3/4 . Metric Key & Keyway Dimensions Per. 2) Dimension h of the taper key names the largest height of the key, and dimension t. ISO/TC 14. If a setscrew is required, drill and tap over keyway as shown in Figure 3. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque. 015-0. 875 0 . 187 1 . Clearance Fit Bore Tol. Keyway Bore Diameter Size Bore Reference -0. 0625 0. Metric – Rectangular. Keyway. 94 6. the plain milling machine having a horizontal spindle is also called as a horizontal spindle milling machine. Refer to Figures 4 and 5 and Tables 6 and 7 for recommended setscrew location and size. A list of standard. Retaining Ring (Excerpt from JIS B 2804 2010)Just to determine what flange and shaft of pump or motor you have, please see below excerpts from the next standards: SAE J744. Fail-safe (will still perform if elastomeric “spider” fails) No metal to metal contact. This specification includes index tolerances for multiple keyways. If this chart does not include a cutter that meets your specifications, simply order keyway broach, stating size of keyway and hole, material to be broached and. Coping with foreign bore and. 000 Keyway Depth ( t ) All sizes +0. 53 9. 0. 750 1 . 010 Height (d) (t) - DIM Keyway Width (w) AGMA 9002-A86 Inch Bore and ANSI B17. 57" 1. 1875 0. Keyway Width ( C ) Reference Depth ( D ) fractional decimal fractional decimal 3/8 0. 0mm to 26. 1; Hardware Design. 0 The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. The actual. Standard Keyway Dimensions. This limits the number of choices for each shaft size to one key and. The common B +0. 1 Square Keyway Tolerances Minimum 2. T-Nut. Threads are American National form, Class 3. 5. 020 0. If we are to improve the prole keyway end design we should move away from the circulardiameter, a keyway sidth of . If you are looking for a comprehensive and reliable source of information on jaw type couplings, you should download the Jaw Type Catalog PDF from Lovejoy, a Timken company. 0 $0. ALL KEYWAYS THROUGH 1/2" ARE NOW PM-M4! Order broaches by numbers found in first column. Interference Fit Bore Tol. 99: ISO/TC 14: ISO 3117:1977. 1 mm. 80. the right to select the keyway from a range of standard keyways, based on usage in a particular geographical area. 375 inches wide, and 1. 73 1 . • Keys DIN 6885 → Page 842. 4. 000, 2. b x h 1 x D. Title of Legally Binding Document: Parallel Keys and Keyways Number of Amendments: 2 Equivalence: Superceding: IS 2710 Superceded by: LEGALLY BINDING DOCUMENT Step Out From the Old to the New--Jawaharlal Nehru Invent a new India using knowledge. ISO Metric Hardware SpecificationANSI Inch Unit Hardware Specifications. bxh Radius r. 5000 2. 25" wide with a 5. BOTTOM OF SHAFT TO BOTTOM OF KEYWAY. Durable. While machine keys are available in a wide range of standard sizes and profiles, many applications require custom machine keys. U-Joints. That is, for a 1/2" key the depth of the keyway would be . 240 0. 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 Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. Keyway dimensions metric key js9 iso tolerance per hub radius width depth diameter nominal thru hasn answered question yet beenKeyway keyways clubrunner bores wxh 3/16" x 3/32 keyway keyed shaft 7/8" x 6" metals & alloys businessKeyway bore modification service inch additional ka standard diameter. 03, Keyways for Flexible Couplings, and AGMA 513. 4 mm to 3,048 mm (1 in to 120 in), for increased application acceptance . 062 0. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. p. dard and must be ordered. n Non-standard bores available – consult Lovejoy Engineering. Keyway Width ( w ) Over 1/2" to and including 1" +0. • Std. 45mm) to 7 inches (178mm). DIN 6885/1 :- Definition. standard metric keys keyways for metric bores with one web keyways will be furnished per iso r773 and js9 width tolerance unless otherwise specified dimensions comply with din 6885 1 requires use of chamfered keys surface. British Standard :BS 46 Part 1 : 1958 Keys and keyways and taper pins. Fully-threaded, headless screw with a hex drive at one end and a protruding tip with a flat surface at the opposing end. Shaft Keys are made of varied types of materials and also come in different shapes and sizes. 8750 hub diameter, and the fl ange face to end of hub dimension of 5. - Series EL couplings supplied withSprocket Bore Tolerance & Standard Keyway & Set Screw Size Based Off Sprocket Bore Size. 6 - M 18. 1 for Keys and. frame size 225, 250 and 280 b5 flange has quantity 8 "s" mounting holes starting at 22. 2. Shaft Key Seat Depth Control Values S and T for Shaft and Hub ANSI B17. KeyWay /Key Dimensions. Check Details. †. (Dimensions comply with DIN 6885/1) † Requires use of chamfered keys. Size Drill Diameter D1 Body Diameter D2 Drill Length L1 Overall Length L2 mm mm mm mm 1. Often used to hang motors from conveyor belts and other driven equipment, or to connect long sections of shafts, these couplings eliminate the need for support brackets. 03, Keyways for Flexible Couplings, and AGMA 513. The disc packs are non-unitized, These explain the sizes and dimensions required by different keyway families according to different manufacturers, and the charts are used in the making of keyways to ensure correct sizing. Categories. ) Width, W . Bearing Bore. 1875 0. 846. Undersized Key Stock Assortments. Bore and Keyway dimensions comply with ANSI/AGMA 9002-B04 Standard. We can provide keyed shafts in any length up to 20 foot. BS 46 Part 1 : 1958 Square Keys and keyway Dimensions. 438 0. Nominal sizes, dimensions; for tangential keys, tapered-shaft-end keys, marine tailshaft keys. 3 Preferred length and weight of keys - Preferred length and weight of keys is given in Table 4. Find the key blanks you need to duplicate keys for padlocks, cabinet doors, and locksets. Mount the adapter to the workpiece shaft using a full key in the shaft keyway and fill the half-key void in the opposite side of the adapter with a half-key (see Figure 6-22 B). Parallel Inch Key Sizes. Standard Keyway Dimensions JRC Web. 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. C : C : D* H : Corner Radius : Hole Dia. Max. Number of Mounting Holes. 18-8 stainless steel key stock offers a balance of strength and corrosion resistance. DIN-Keys & Keyways to ISO Diameter d in accordance to DIN 6885/1 in accordance to DIN 6885/3 above to Width b 1) Depth h Shaft Keyway Depth t₁ Hub Keyway Depth d = t₂. 187 3 . Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k keyStep #7. Lift and turn to easily position and tighten components; also called clamping handles. Finished Striaght bores for standard AGMA Class 1 Clearance fit. Dec. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. 36. 085 kNm (754 in-lbs) to 377 5 kNm (3,341,562 in-lbs) . 012: 4 Keyway Bore Diameter Size Bore Reference -0. 01, Taper Bores for Flexible Couplings. 25 in) Peak handling torque from 0 . 2500 0. Use the keyways with machine keys to transmit torque to gears, sprockets, and other keyed components. 4 | p a g e 1" duplex sprocket no. Shaft Diameter: key : Keyway (Shaft : Keyway (Hub) Keyway radius: D: Width: Height : W: H : W: h: Over: To/Inc: W:. Rectangular or square parallel keys and their corresponding keyways (Dimensions in millimetres) 95. contact your local nidec office for "l" dimension. 84 31. ISO Hardware Specifications Table. 02 48000 100-3 3/4 . 1/8 x. a standard drill. Keyway Tolerances Width: . All dimensions are in inches. Ref. Straight Sided Spline Dimensions. Over. They feature a triple-start coupling with anti-decoupling ratchet for high vibration. 350 Maximum 2. Adapt the bore of a component to a smaller size for mounting on a shaft. Keyway key parallel jis sizes tolerances 1301 mm 1996 pulley excerpt unit techKeyway metric Table aii-12. Standard Metric Keys & Keyways for Metric Bores with One Key. INTRODUCTION — The general practice in industry is to supply coupling hubs without fillet radii in the keyway corners to permit the use of standard commercial keys instead of keys with chamfered. 3mm 3. Reliable. . Keyway standard dimensions keyseat pdf printer friendly information. Standard woodruff keysWoodruff ansi metric keyway fasteners nominal Key steel pulleys belts metric transmissions. A custom machine key provides greater control over the fit,. Keyway. Keyway Dimensions. Full size (FSIC) Full size interchangeable cores are based on the industry standardThe USA standard recommends maximum stress concentration factors up to 2. Material and Finish. scope: This standard presents inch dimensions, tolerances, and sizes for straight bores, tapered bores, single keys and keyways for unmounted industrial flexible couplings. Taper metric dimensions keyway key bs 1972 keyways keys. All dimensions are given in inches. Keyway broach 1/16 to 1-1/2 inch, 2. 010 Height (d) (t) - DIM Keyway Width (w) AGMA 9002-A86 Inch Bore and ANSI B17. KeyWay /Key Dimensions. ANSI B17. ) Millimeter Bore Inch Bore Bushing Stock Bore Range Maximum Standard Shallow Minimum Keyway Keyway #Important — The metric system does not refer to keyseat or keyway dimensions as does the English. 3mm 2. It is ideally suited for highly trafficked environments like schools, healthcare facilities, office buildings, and commercial buildings. 4. Slightly larger than the size listed, these oversized keys offer a tight fit in worn keyways. xls Author: paul Created Date:scope: This Standard covers requirements for square and rectangular parallel keys and keyways intended for both alignment of shafts and hubs, and transmitting torque between shafts and hubs. The key should fit snuggly in the keyway with minimal side Standard keys should be the same length or slightly longer than the keyway in the hub. Woodruff metric Woodruff ansi fasteners nominal Keyway metric. Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k keyKeyway hallite Keyway chartShaft keys. To order interchangeable core cylinders with locksets, specify by cylinder or core model number. Clean delicate surfaces inside tubes, pipes, and holes. For example, an ANSI 202 measures 1/16 x 1/4, while ANSI 1012 measures 5/16 x 1 1/2. 1. ). All standard and normal and alternate key and keyway polarizations are fully supported. KEYSHAFT Keyed Shaft, Diameter 3/4 in, Keyway 3/16 in x 3/32 in. In the absence of specific details, manufacturing will be based upon DIN 6885 - T1. Keyway tolerance chartWoodruff key cutter size chart Keyway chartGates belts, hoses, and applications:. 32 products. Register Diameter (N) Shaft Diameter (D) Shaft Length (E) Keyway width (F) remaining shaft thickness to keyway (G) 63: 1,22: 140: 115: 9: 95: 11: 23: 4:. p. BS 46 Square Taper & Gib Head KeyWay & Key Dimensions All Dimensions in inches. and 25mm and Type AFS sizes up to 11/2 inch are in stock. Key and keyway dimensions (control in motion) Keyway sizing chart Keyway standard dimensions keyseat pdf information printer friendly. ISO/R 773:1969. 5 5 5 5 dimensions (mm) shaft la b5 flange b14 flange t 6313/6313 6313/6313 6318/6313 6318/6313 l e c b h a 3 d db eg m p n t 45° la s b14 flange s. Straight-sided splines for cylindrical shafts with internal centering — Dimensions, tolerances and verification. 1/2 2-1,2 R Cutter Run-out '3/16Metric standard keyway sizes_联轴器厂家-guangzhou link automation140pcs assortment 30mm keys 16mm x20mm 10mm Sae to metric conversions for hex keys chart imageFwb lengths metric. Table 1 details the appropriate key slot and key sizes for various metric bores. 005" Color. The number shows the international. Schlage keyway types including Primus/Primus XP, Everest, Obverse, Reverse, Numbered or Paracentric, and Quad. Min. Metric External Table Chart Thread Designations Sizes M 1. Refer Metric sizes M200 - M280 for new applications. Standard USA Bricks are recognized by their nominal size of 4” x 2. 1250 0. Clean delicate surfaces inside tubes, pipes, and holes. The common Keys and keyways. Please refer to Figure 6 for illustrations of Plain Bore sprockets. 1 . 4375 1. b-2 stock qd bushings martin mounting procedure – qd bushings important – be sure tapered cone surfaces of qd bushing and inside of sheave or sprocket hub are dry and free of all foreign substances such as paint, grease, or dirt . Typically, the sprockets are secured to the shaft using an ANSI standard dimensioned keyway and one or more set screws. Shaft Diameter: Width : Keyway (Shaft: Keyway (Hub) Radius r: Height: Width: Height:. Specification. 000. The key length should be less than about 1. Slightly larger than the size listed in the table, oversized stock fits tightly in a keyway. See dimensions W and h in Figure 1. 55 9. Check Details. Available in a variety of sizes and materials including lead-free steel, stainless steel, and high grade aluminum (for low inertia). Chamfer the hole with a standard countersink (82°-100°). pdf Shaft diameterKey steel pulleys belts metric transmissions stationaryengineparts. Many keyways are milled directly into a shaft or broached into the corresponding bored holes. Lock nuts with integral locking . Shaft Diameter. 2) Dimension h of the taper key names the largest height of the key, and dimension t z largest depth of the hub keyway. Integral keyways do NOT work on certain applications and so are recommended for OEM replacement only. 1 Wrench Openings; Ratchet Arm Attachment; Lowell Design Guides; Enter your email below for a FREE copy of our Official Engineering Whitepaper:Coping with foreign bore and keyway standards | Machine Design. --Satyanarayan Gangaram Pitroda Addeddate 2013-09-10 07:34:16Stock Pulley nominal width No. Arbors and arbor spacers have standard keyways. 800-982-3141. 97 5 . 1 - 1972. One of the following methods should be used to specify keyways: Metric: WxH Key W x T2 Keyway British: WxH12 Key W x H Keyway ISO Standard-mm Imperial -Inches * Groove dimensions for woodruff keys DIN 6888 in accordance with DIN 6885 Sheet 1 (with back clearance) BS 4235 Pt. 6mm 1. 3mm 2. Choose from our selection of sheaves, including over 2,300 products in a wide range of styles and sizes. SAE Codecage, 3 phase, induction motors lower than 1000V and smaller than 315 Frame Size can safely run continuously at the speed in the table below. 48 products. Recommendations for key size, length and keyway depth as a function of shaft diameter are provided in ASME Standards B17. Please note that the key sizes in parentheses are older sizes that are no longer commonly used. In stock and ready to ship. 5 NONE 0 . by Crystal Bemis on August 1, 2022. A list of standard keyway and corresponding key sizes for English shafts are listed below in Table 1. All Ruland rigid couplings are RoHS3 and REACH compliant. 74STANDARD KEYWAYS AND SETSCREWS STANDARD BORE TOLERANCES . (1) Sizes 13 & 20 Torque Limiters for replacement purposes only For range of standard platewheels refer to page 7. The Woodruff Key numbers indicate normal key dimensions. Undersized Machine Key Assortments Since they fit more loosely than standard keys, these undersized keys are best for uneven keyways or when you need to disassemble parts frequently, such as during maintenance or prototyping. Web Key Calculation A key of 8 mmx 7mm by 70mm long is selected. Shallow keyway depths must exceed 2/3 of the full keyway depth of the square keys shown above. Shaft key end metric round machine lot long 6mm m32Key set Metric llaves draper piezasHex key set wrench metric piece tools. Style Sprockets We Offer:Sprockets conforming to ANSI standard B 29. Keyway Js9 Tolerance Chart 173 255 205 43. 3125 0. Below is a reference on shaft diameters and the corresponding keys / keyways according to the prevailing standards. In stock and ready to ship.