To (Incl. Woodruff. ANSI B17. An ISO keyboard layout follows the standards set by the International Organization for Standardization and most obviously differs from an ANSI layout by its upside-down L-shaped Enter key that sits. , depending on the lock nut size Mounting slots according to DIN 981 HM/HME and HM . Max. Dimensions E-156 25 1 ⁄ 8. 5 standard is considered the authoritative guideline for the design language of geometric dimensioning and tolerancing (GD&T. 000 / +0. W is the key width. 016 1/64 Keys are tapered along their length. For more information about our Imperial machine keys, call us today at 724. Keyway (Hub) Radius r. Woodruff Metric key and Keyway Dimensions. 2. Gears with a finished bore are ready to mount and include a set screw and standard ANSI keyway (see page 1160 for keyway dimensions). 000 + 0. /Rect. Inch (ANSI/AGMA 9002-B4) Nominal Shaft Diameter ( A ) Bottom of Keyway to Bottom of Shaft ( B ) Keyway Width ( C ) Reference Depth ( D ) fractional decimal fractional decimal 3/8 0. 0000 4. C = FTF ISO 5752 series 20 (table 5 wafer style) - NF E 29305 series 20 - MSS SP 67. 000 -0. 378 Maximum. 0% 0% found this document not useful, Mark this. 7530 3. 1 Square Keyway Tolerances 3/8 . Ansi Standard Keyway Sizes Pdf Right here, we have countless book Ansi Standard Keyway Sizes Pdf and collections to check out. Nonetheless below, when you visit this web page, it will be properly no question easy to get as without difficulty as fetch tutorial Imperial Woodruff Key Keyway Dimensions . 1; Hardware Design Information Misc. Consult Options and Accessories section for other available strikes, sizes and configurations. Press it into place for use in high-torque applications or to replace a key in a worn keyway. More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water. Finished bore sprockets are commonly referred to as a "type B" or "type BS" sprocket. In manufacturing upon 6885 Information used with permission ot Martin 02007 Shatt Keyseats/Hub Keyways Standard Keyseats/Keyways Sra' IoW Square Keyways Metric: WxHKey W x T2 Keyway American Standard — Inches Shan 6. 1. 15 states that the blank size is “usually” 1/8 inch larger than the thread size. Inch keys conform to ANSI B17. 5-2018 (Revision of ASME Y14. 375 / . Metric keyways are dimensioned by width and depth as measured from the radius of the. For technical drawings and 3-D models, click on a part number. Standards Committee B17 on. Bore Size: PEER Chain provides a wide range of finished bore and plain bore sprockets. (dimensions comply with din 6885/1) † requires use of chamfered keys. 093 / . Along with keyway size tolerances and keyway depth sizes, some standards also provide information on the recommended key size and keyway depth as a function of shaft diameter. ansib171967r1998-Keys and Keyseats-Establishes a uniform relationship between shaft size and key size for parallel and taper keys. This is aDIN or ANSI keyway Ø G Ø F±0,2 A/A F SKP MINIATURE DESIGN | SIZE 1. 2; Thread Shear Area for External and Internal Formulas and Calculator per. The keyway dimensions are also different from the English system. Undersized metric keys meet DIN 6885 dimensional standards. 1-1967 (R1998) - Keys and Keyseats the ansi b17 1 standard keyway dimensions lowellcorp is universally compatible with any devices to read. Placement of all text to be read from the bottom of the drawing is called unidirectional dimensioning. “Dimensions and identification code for mounting flanges and shaft ends of displacement pumps and motors”. Sprockets come in a wide range of tooth counts for each ANSI chain size. Keys that meet ANSI B17. One set screw is centered on the keyway and the other at 90 degrees. M10 x 1. 0mm metric, standardShaft standard key sizes rectangular gates keys diameters most non std readily available Chart keyway torqueKeyway metric key dimensions standard keyways keys bores shaft hub depth iso diameter engineering table edge width millimeters. Key blanks are controlled through authorized distribution and geographical protection is available. This revised version of the standard includes an extension of the bore sizes (through 18 Woodruff Keys ANSI B17. Sq. Metric – Rectangular B. 6 Schlage Keyway Guide 8 Cores 9 Key Systems Overview 11 Everest Keyway Family Overview 13 Primus XP Key Control Levels. 3750 7/16 . The key prevents relative rotation between the two parts and enables torque transmission. Shaft (Arbor) Keyway Dimensionl Data - ANSI/ASME B94. 38 1958. WIDTH. Frac. The following tables show standard dimensions for keys and their grooves. The keyway is a longitudinal slot in both the shaft and mating part. 3/8 . ANSI Key No. KeyWay. 25 - M 1. 000 +. 1” and Less +. You have remained in right site to begin getting this info. Slightly smaller than the size listed in the table, undersized keys are the choice when you need a slightly looser fit or when you have an inconsistent keyway. Keyway metric pdf edge. 2) Dimension h of the taper key names the largest height of the key, and dimension t z largest depth of the hub keyway. Bore diameters specified as common inch sizes receive standard keyways according to ANSI B17. 1-1967, R1989), Metric Sq. 4375 1. torque* (Nm) T KmaxJIS B 4238 ‐ Keyway broaches JIS B 4239 ‐ Involute spline broaches 3. each opening in a facility. Square Keyway Tolerances. These hobs are intended for the production of gears which conform to ISO 54 and present a 20° pressure angle in conformity with ISO 53. Schlage C Keyway, Schlage E Keyway, Schlage S123 Keyway. 3/64" 1/16" 3/32" 1/8" 5/32" 3/16" 1/4" 5/16" 3/8" Component. Standard Design Fits for Parallel and Taper Keys per. ANSI Standard Keys and Keyseats. Contact Us. Customer Service: 212 642 4980. Socket Set Screws Mechanical Properties ASME B18. All dimensions in inches. 1-1967, ASME standard. 4. 1 Keyway Dimensions - Lowell CorporationAGMA 9002-A86 Inch Bore and ANSI B17. For more information about our standard woodruff keys, call us today at 724. 00075-0. Drive Type Fastenings without Taper Action; Parallel Keys, Keyways, Deep Pattern. Standard External Metric Thread and Fastener Sizes M 0. 1 specifications conform to ANSI standards for dimensions and. W = d/4[clarification needed] H = 2d/3[clarification needed] where. In (e), the holes are located from two baselines, or datums. The dimension from the top of the keyway to the opposite bore side, “T-dim”, is calculated from (refer to ANSI/AGMA 9002-B04) the following: T = bore + (h kw - Ch) B +0. The keyway dimensions are also different from the English system. This. 342 Minimum 3. -- 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. 459 Maximum 3. 13. However, in cases of dispute of the individual keyway depths. 459 Maximum 3. See Fig. Press it into place for use in high-torque applications or to replace a key in a worn keyway. 7530 3. They meet DIN 6885 dimensional standards for undersized415Q-5L 8" 150# ANSI FF 4" API 2000# RJ 6 1/4" 9 1/8" 48" 50" 69" 28 1/8". 3mm 2. 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 Width b 2) Depth h Shaft Keyway Depth t₁ Hub Keyway Depth d = t₂ mm mm mm mm mm mm mm. special bore / keyway dimensions). 250 0. Check Details. American National Standard, B17. 8mm 2. HOME; PRODUCTS. Ansi Standard Keyway Sizes Pdf moreover it is not directly done, you could believe even more vis--vis this life, all but the world. Standard Metric Keys & Keyways for Metric Bores with One Key • Couplings (Page 2 of 2) All Types 427-140 Reo a 21 (P eso) oola e el 11 pesees 2 Telepoe 22 a 22 eoo Key & Keyway Dimensions – Millimeters Coupling Hub Keyway Dimensions – Inches Shaft Diameter “D” Key Size Nominal Keyway Width Hub “W” Keyway Depth Hub “T2” ANSI/AGMA 9002-A86 was based upon the design criteria related to bores and keyways in coupling hubs that had evolved over many years of successful industry practice. The following is summarized from the American National Standard Keys and Keyways for Milling Cutters and Arbors ANSI/ASME B94. 240 0. 8. HOME; PRODUCTS. Thank you extremely much for downloading Ansi Standard Keyway Sizes Pdf. ANSI B17. W = d/4[clarification needed] H = 2d/3[clarification needed] where. We stock pre keyed shafting in many diameters, including metric diameters, with standard keyways. The inch and metric dimensions here correspond to common values. 093 / . Most manufacturers of sprockets conform to the ANSI (American Standards Institute) and conforms to the Type II tooth form as. All dimensions given in inches. Click for Suggested Citation. Metric Keyways Dimensions ISO/R773. 19-1997. 7500 3. Publisher Collections; Standards Connect; Standards Packages; Selected Standards• American National Standards Institutes (ANSI) ANSI standards . Super-Corrosion-Resistant 316Stainless Steel Cone-Point Set Screws. 8mm 3. These sizes will be furnished when keyway size is not specified on an order. TruKey® Shafting from Keystone is designed to provide the straightest, most accurate keyed shafting, in the industry. Max. Size Function system Bore D H7 Disengagement torque NmAnsi B17 1 Standard Keyway Dimensions Lowellcorp Recognizing the way ways to acquire this ebook Ansi B17 1 Standard Keyway Dimensions Lowellcorp is additionally useful. 0mm to 26. This specification includes index tolerances for multiple keyways. KEY SIZE VERSUS SHAFT DIAMETER This standard recognizes that there are two c l a s s e s of stock for parallel keys presently used For a. Calculates the fastener dimensions according to ASME standards. Inch(ANSI/AGMA 9002-B4) Bottom of Keyway to Bottom of Shaft ( B )Qty. The first is Js9. This document specifies the dimensions and technical delivery conditions for deep pattern keys for machine tools according to DIN EN 10277:2018-09, made of plain key steel according to DIN EN. 4235 : PART 1 : 1972. They are also designed to protect a power transmission application by failing first, which protects other component. Most manufacturers of sprockets conform to the ANSI (American Standards Institute) and Martin conforms to the Type II tooth form as given in the standard B29 . T. (ANSI) empowers its members and constituents to strengthen the U. In order to transmit rotation from the shaft to the hub of gear wheels, pulleys, sprockets, couplings, flanges and other coaxial parts, rigid and frictional joints of various types are used. Keyway Bore Diameter Size Bore Reference -0. g. 095 . 016 1/64Use them to connect gears and other components with tapered keyways to shafts. All dimensions are given in inches. 316 stainless steel keys have excellent corrosion resistance, but aren't as strong as steel keys. 0635 0. 2180 Corporate Lane, Suite 104 ~ Naperville, IL 60563 USA Phone (630) 596-9000 Fax (630) 596-9002 E-mail: [email protected] nut, dimensions in accordance with ANSI standard N lock nuts are available in two series: N 00 normal series and N 000 low profile series: MB:. Standard Practices- Reading Direction All dimension and note text must be oriented to be read from the bottom of the drawing (relative to the drawing format). pdf), Text File (. . To add a hole callout: Click Hole Callout (Annotation toolbar), or click Insert > Annotations > Hole Callout. Standard Plain and Gib Head Keys Specifications per. Ansi B17 1 Standard Keyway Dimensions Lowellcorp is genial in our digital library an online right of entry to it is set as public appropriately you can download it instantly. Typical steels. Warranty: - 10-year limited. ANSI/AGMA 9112-B15 describes sizes and tolerances for straight and tapered bores and associated keys and keyways, as furnished in metric flexible couplings. 1. 015. This standard presents inch dimensions, tolerances, and sizes for straight bores, tapered bores, single keys and keyways for unmounted industrial flexible couplings. Table II reflects interference fits used for NEMA-frame-size motor shafts. Tolerance. The standard unit of length in SI Units is the meter. Set Screw Type D. 00075 in/in (mm/mm) interference up to 1800 rpm and 0. Single. STANDARD KEYWAYS AND SETSCREWS STANDARD BORE TOLERANCES . 1-1943 Standard. special bore / keyway dimensions). *1 BSW (British Whitworth) threads are completely interchangeable with ANSI (American Standard Unified) except not in the case of 1/2". ISO 2491:1974 Thin parallel keys and their corresponding keyways (Dimensions in millimetres) $26. Add to cart Document History. ANSI B17. Hex Nut (ISO/ANSI Pattern) Hex Nut (JIS) DIN 929 Weld Nut; DIN 929 Weld Nut A2 Stainless; Locking Nuts. Their extra depth in shaft reduces the overturning tendency in its keyway. Ansi B17 1 Standard Keyway Dimensions Lowellcorp Author: blogs. Woodruff keys work well near shaft shoulders, where a standard open keyway would create too much stress. For technical drawings and 3-D models, click on. scope: This standard presents inch dimensions, tolerances, and sizes for straight bores, tapered bores, single keys and keyways for unmounted industrial flexible couplings. Stress Concentration Shaft. Keyway Dimensions Armstrong Metalcrafts. Parallel Metric Keys and Keyway Dimensions - Roy Mech. 0. Documents sold on the ANSI Webstore are in electronic Adobe Acrobat PDF format, however some ISO and IEC standards are available from Amazon in hard copy format. Standard Plain and Gib Head Keys Specifications per. For technical drawings and 3-D models, click on a part number. 00. Key Dimensions: Detailed width tolerance information is best drawn from the manufacturer. 1 Keyway Dimensions - Lowell CorporationAGMA 9002-A86 Inch Bore and ANSI B17. 11. Key Width. The height of metric keys decreases by 1 mm for every 100 mm of length. 1 Size Shaft Dia. The keys are square or rectangular. 2, Series 4000, Grade 2. Recommended Hub Keyway Dimensions (mm) Reference AGMA 9112-A04 Standard metric keyway width tolerance per Js9 Imperial Standard Bore and Keyway Info Recommended Bore Tolerance for Imperial Shafts (Inches) Nominal Shaft Range Shaft Tol. Unless otherwise specified, the shaft keyway is assumed to be standard. Mon - Fri: 8:30 am - 6 pm EST. Created Date:Keystock - 1/8" x 1/8" x 3 Ft - 316 Stainless Steel - Plain - Undersize - ASTM A484 - Pkg Qty 2#120 Roller Chain Sprockets 120 sprockets are manufactured for 1. 7530 3. 001 - 0. 0000 4. Keyway chart. The shaft keyway and hub keyway dimensions according to ISO 6887 - taper keys with gib head - are equal to those in ISO 6886 When two gears of different sizes mesh, the larger is called the gear and the smaller is the pinion. Page 1 of 6. And the dimension is added from the bottom of the keyway to the bottom perimeter of. 5 - 10 Standard with clamping collar STANDARD DESIGN | SIZE 15 - 2,500 Standard with conical clamping bushing WITH CONICAL CLAMP 0. Fit Range a. 00050-0. Transeals keyway chart Standard and metric keyway broaches Keyway standard dimensions keyseat pdf information printer friendly. Square Drives for Socket Tools ASA B5. 1 - 2,800 Nm A/AF L/LF R Ø O 1 h7 Ø E Ø O h7 H I depth J K actuation distance see table pin hole for torque adjustment wrench Ø B/B F Ø. din68861967-Stressed-type Fastenings with Taper Action; Taper Keys, Keyways, Dimensions and Application-Customer Service: 212 642 4980. 19. Special keyway configurations. 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 table, to the best of our knowledge, complies with: DIN6885 Pt. I would reluctantly recognize and accept the ANSI depth symbol and a numerical value applied to the length or the width of the slot. Keyseat Alignment Tolerances: A tolerance of 0. Match case Limit results 1 per page. The standard positioning for all keyways will be in line with a tooth. ANSI B17. Inch keys conform to ANSI B17. 1 Size. Consent to Cookies & Data processing. Shaft Diameter vs Key Sizes Design Recommendations. Axial run-out locating face/thread: 0,06 to 0,16 mm max. Standard sizes shaft key bushing bore table keys non shallow bushings taperlock gates required specific includes each Standard keyway sizes chart Keyway-and-key-size. 1 Keyway Dimensions - Lowell Corporation KEYSHAFT Keyed Shaft, Diameter 3/4 in, Keyway 3/16 in x 3. The combination of premium features and precision tolerance manufacturing make these size 50 sprockets a high-quality, reliable, and durable component for any conveyor or drive system. The teeth are sized to fit into metric ISO roller chain. Also, T1 and T2 are not A key is a machine element used to connect a rotating machine element to a shaft. ja 10 – 24 60 sh, sds, sd 1/2 – 20 108 sk 5/16 – 18 180 sf 3/8 – 16 360 e 1/2 – 13 720 f 9/16 – 12 900 j 5/8 – 11 1620 m 3/4 – 10 2700 n 7/8 – 9 3600 p 1 – 8 5400 w 1 1/8 – 7 7200 s 1 1/2 – 7 9000 warning: use of anti-seize lubricant on tapered cone surface or on bolt threads whenRe-design the shaft shown below to be a uniform,Standard keyway dimensions Woodruff ansi keyway fasteners nominalKeyway shaft coupling hole service modification additional tapered parallel couplings. Standard Tolerance Limits and Fits (ANSI B4. Nominal Size. 000 for all standard keyways BORE, KEYWAY & SET SCREW INFORMATION MECHANICAL P. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. +35 0. Oversized Machine Key Assortments. ISO 2491, 1st Edition, 1974 - Thin Parallel Keys and Their Corresponding Keyways (Dimensions in Millimetres). Unless otherwise specified, the shaft keyway is assumed to be standard. 010 Height (d) (t) - DIM Keyway Width (w) AGMA 9002-A86 Inch Bore and ANSI B17. ANSI B17. A detail drawing of a gear would also include other dimensions not found in the table (root diameter, bore diameter, keyway dimensions). It’s the same shape and position as the right Alt key, so we’ve. Depth 0. T Metric trapezoidal thread, 7H: ISO 2903 Axial run-out locating face/thread: 0,06 to 0,16 mm max. The following tables show standard dimensions for keys and their grooves. where agreement cannot be reached on the validity or accuracy of other methods, these standard methods of measurement will be used to determine the keyway dimensions. BS 46 Part 1 : 1958 Square Keys and keyway Dimensions. ANSI B17. Choose from our selection of 3/16" keys, including over 70 products in a wide range of styles and sizes. 5 x 5 (102 x 127) • Rated bhp at 400 rpm (kw): 415. 1; Hardware Design Information Misc. ANSI/AGMA 9002--B04 supersedes the information from ANSI/AGMA 9002--A86, Bores and Keyways for Flexible Couplings (Inch Series) . - Series EL couplings supplied with Nominal key size b × h Applied shaft diameter d Key size Keyway size; b h c or r Standard size of b1 and b2 b1Tolerance （h9） b2 tolerance （E9） r1 and r2 t1 t2; Standard size Tolerance（h8） Standard size Tolerance(h10) Standard size Tolerance Standard size Tolerance; 4×4: 10 or more and 13 or below: 4: 0 -0. 12-2005 400,000 ANSI Cycles Medium Traffic Exterior Interior New Construction Retrofit*Contact your local Baldor office for “C” Dimensions. Metric key keyway dimensions per iso/rtt3 js9 width Metric plated Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key. Undersized Machine Key Assortments. 5 - 10 Standard with keyway mounting STANDARD DESIGN | SIZE 15 - 2,500 Standard with keyway mounting WITH KEYWAY CONNECTION 0. When a keyway is damaged, cut a new, wider one. 1 Keyway Dimensions - Free download as PDF File (. 0005-. 12. ship between shaft size and key size for parallel. Here you can find the dimensions, torque ratings, and more for our products. S. The ANSI standards provide a keyway of specific length, width and depth for a given shaft diameter. Metric Keyways Dimensions ISO/R773. DIN 6885-1 :- Key, Hub Keyway, Shaft Keyway Details and Dimensions. . 0% 0% found this document useful, Mark this document as useful. Many keyways are milled directly into a shaft or broached into the. “Hydraulic Pump and Motor Mounting and Drive Dimensions”. 19-1997 . Woodruff key is essential for operating high speed. Over To (Incl. Max. HOME; PRODUCTS. 000 +. (ANSI/AGMA 9002-B4) Nominal Shaft Diameter ( A ) Bottom of Keyway to Bottom of. 238 0. Standard Roller Chain;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. SCOPE. Metric keyways are dimensioned by width and depth as measured from the radius of the. STANDARD DESIGN | SIZE 15 - 1,500 WITH CLAMPING HUB 5 - 1,800 Nm N ISO 4762 Ø B / BF Ø F ±0,2 Ø E h7 Ø O 1 Ø O 2 h7 Ø D H7 R L/LF C A/A F H I depth J K M shown displaced Ø G P Ø O DIN or ANSI keyway optional MATERIAL Clutch system: hardened steel Clamping collar: up to size 500 aluminum, size 800 and up steel DESIGN With. This is why you remain in the best website to see the amazing books to have. For large diameters or long shanks, the blank size may need to be substantially larger than the final thread size to assure that the full length of the body cleans up in the machining process. S. 000 / +0. See dimensions W and h in Figure 1. Looking for additional engineering information about our tools? Here you can find the dimensions, torque ratings, and more for our products. Woodruff Keys Non Rok Hi Pro Metric. PFEIFER INDUSTRIES, LLC. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. DRILLING. ASTM Book of Standards. This specification includes index tolerances for multiple keyways. 1 Wrench Openings; Ratchet Arm Attachment; Lowell Design Guides; Enter your email below for a FREE copy of our Official Engineering Whitepaper:Benefits of Standard Keyway Sizes Nearly every shaft diameter has a corresponding standard keyway width and depth. ANSI keyway dimensions are used in mechanical engineering The square keys for 4 Woodruff keyways and tapered variants are created. Standard Bore and Keyway Tolerances (Inch and mm) PFEIFER INDUSTRIES, LLC. 5 7/8" 8" 49 1/4" 8" 5 7/8" 7 3/4" 4 1/2" Specifications • Pump size maximum plunger size x stroke length, in. Are there any standards for Metric bores and / or keyways? There many standards that cover the topics of metric bore tolerances, fits and keyway sizes. 1 Square Keyway Tolerances. Metric keys conform to DIN 6888 standards. The last two digits give the nominal diameter B in eighths of an inch and the digits preceding the last two give the nominal width W in thirty. Keyway Connection. 1 Square Keyway Tolerances - Free download as PDF File (. Another notable difference with ISO keyboards is the Alt Graph key (often shortened to Alt Gr) in place of the right Alt key. The Difference Between ANSI and DIN. 88 4 2-6 XX Model Special designation only (e. Bores and Keyways for Flexible Couplings, Metric Series. Metric – Rectangular B. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. 1, "Keys and Keyseats," was adopted on October 3, 1994,. keyways available upon request. 69 inch. 3 Keyseating -. (mm): 4. Each tooth’s cutting edge is a few thousandths of an inch larger than the one before. As an example, for a one inch treadedAGMA is happy to announce the publication of a new standard: ANSI/AGMA 1012-H23, Gear Nomenclature, Definition of Terms with Symbols, written by the AGMA Nomenclature Committee. Related: Shaft Arbor and Keyseat Dimensional Data American National Standard Keys and Keyways; Standard Metric Keys Keyways for Metric Bores with One Key; Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. This International Standard specifies the nominal dimensions of general-purpose single-start solid (monobloc) gear hobs with axial keyway or tenon drive of 0,5 to 40 module. 010 -0 KEYWAY. Full size cylinders designed specifically for Schlage products. ANSI/BHMA Standard:. 376 . The keyway is a longitudinal slot in both the shaft and mating part. ANSI B17. 800-982-3141. Typed-in dimensions are bad practice in CAD, especially 3D CAD like SolidWorks. Woodruff dimensions standard keys table inches ansi given. 0008 / -0. COMPONENTS PowerDrive LLC Bore Tolerance 0 to 2 2 to 3 3 to 4 Over 4 +. 88 4 2-6 XX Model Special designation only (e. 3-2003. The Keyway dimensions are also different from the English system. ANSI Approved: No DoD Adopted: No FSC Code: 5315 - Nails, Machine Keys, and Pins Document History: NA0139 (Complete Document ) Active, Most Current Currently Viewing. . 6. The keys and keyways followed the recommendations of ISO R773:1969 and shaft tolerances followed ISO R775:1969. More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water. Fully threaded, headless screw with a hexagonal drive at one end and a cup-shaped indentation at the other. AGMA 9002-A86 Inch Bore and ANSI B17. Roller Chain Sprockets - A. Size Shaft Dia. Standard Keyways and Setscrews Standard Bore Tolerances ANSI Roller Chain DimensionsThe introduction of a DIN or ANSI standard keyway into a shaft normally reduces the shaft radius by 20 to 25%, and often as much as 50%. Most manufacturers of sprockets conform to the ANSI (American Standards Institute). , depending on the lock nut size: ANSI/ABMA Std.