Involute splines with 30° pressure angle; hobs, pinion type cutters, broaches DIN 5480-6 Involute spline joints; 30? pressure angle; basic dimensions and test dimensions for module 2 (FOREIGN STANDARD) The standard specifies the nominal dimensions and measured variables. The DIN 5480 series of standards is limited to splines with a pressure angle of 30°, since pressure angles of 37,5° and 45° are covered by ISO 4156. German title. These are not Oct 1, 1991 · Find the most up-to-date version of DIN 5480-5 at GlobalSpec. W. Superseded date. This paper considers the international standard only. References. 30° pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 Cooperation at DIN. 60005 USA. INVOLUTE SPLINE JOINTS 30 DEGREES PRESSURE ANGLE BASIC DIMENSIONS AND TEST DIMENSIONS FOR MODULE 5 DIN 5480-16:1986-03 Involute splines with 30° pressure angle; hobs, pinion type cutters, broaches German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Wälzfräser, Schneidräder, Räumwerkzeuge Publication date 1986-03 Original language German Pages 10 All necessary manufacturing data is calculated by WN2 from datum diameter, pressure angle, modulus and gearing width. buy din 5480-11:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 6 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. pressure angle values of 300, 37. Involute splines with 30° pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1. DIN 5480-5:1980-10 - Draft Involute splines; pressure angle 30°, dimensions and measurements, module 1,5 and 1,75 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Nennmaße, Meßgrößen, Modul 1,5 und 1,75 Publication date 1980-10 Original language German Pages 5 DIN 5480-5:1991-10. 08x30x87h is describing the screw in the end of the shaft, (8mm x 0. It lays down the following fundamental principles: a) standardized uniform pressure angle of 30°, Oct 1, 1991 · Find the most up-to-date version of DIN 5480-3 at GlobalSpec. 30° pressure angle; basic dimensions and test dimensions for module 1,5 and 1,75 inactive DIN 5480-4:1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 1,25 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 1,25 Publication date 1991-10 Original language German Pages 4 buy din 5480-6 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 2 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. DIN 5480-5:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for modules 1,5 and 1,75 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 1,5 und 1,75 Publication date 1986-03 Original language German Pages 6 buy din 5480-3 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 from intertek inform Customer Support: +44 (0)203 327 3140 Jan 1, 1991 · DIN 5480-5 E : 1991. Even JIS splines with 20 deg pressure angle and large profile shift. March 1, 2015. be designated by standard number, DIN 5481, the rounded the standard case is a precision fit (“f” for = diameter is of standard the shaft this means to be made. Designation of involute splines. Data Base WN2 includes a data base which contains all combinations of toothed shaft joints in accordance with DIN 5480 (approx. They contain all characteristics for the transmission of torque, the location and an economic production. 30° pressure angle; basic dimensions and test dimensions for module 3 inactive Buy Now. 10. 158 -0. Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 2. March 1, 1986. ). If the splines are being designed, then one of the preferred pres-sure angles from the standards should be used. ) DIN5480 describes a method to transmit torque between shaft and hub with a number of teeth with involute splines defining the contact faces with a pressure angle of 30 0,5 to 10, with a number of teeth ranging from 6 to 82 and a pressure angle of 30°. Dirk Arnold. ICS Code (Shafts): 21. Attention: Document withdrawn! The DIN 5480 series of standards is limited to splines with a pressure angle of 30°, since pressure angles of 37,5° and 45° are covered by ISO 4156. INVOLUTE SPLINE JOINTS 30 DEGREES PRESSURE ANGLE BASIC DIMENSIONS AND TEST DIMENSIONS FOR MODULE 2 Upper-case letter symbols are used to denote space width tolerances, and lower-case letter symbols denote tooth thickness tolerances. com DIN 5480-3:1980-10 - Draft Involute splines; pressure angle 30°, dimensions and measurements, module 0,5, 0,6, 0,75, 0,8 and 1 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Nennmaße, Meßgrößen, Modul 0,5, 0,6, 0,75, 0,8 und 1 Publication date 1980-10 Original language German Pages 11 buy din 5480-6 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 2 from nsai Customer Support: +353 (0)1 857 6730 Corporate Website About Us DIN 5480-12:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 8 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 8 Publication date 1986-03 Original language German Pages 4 DIN 5480-3:1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 0,5, 0,6, 0,75, 0,8 und 1 Publication date 1991-10 Original language German Pages 11 Oct 1, 1991 · Find the most up-to-date version of DIN 5480-4 at GlobalSpec. DIN 5480-10 - 1980-10 Involute splines; pressure angle 30°, dimensions and measurements, module 5. 201 Major Diameter 199 0/-0. This document references: This document is referenced in: DIN 5480-10 - 1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 5. These are not interchangeable with involute splines conforming to the DIN 5480 series of standards. to 10, with a number of teeth ranging from 6 to 82 and a pressure angle of 30°. Subcategory. Oct 1, 1991 · Find the most up-to-date version of DIN 5480-5 at GlobalSpec. Oct 1, 1991 · Find the most up-to-date version of DIN 5480-9 at GlobalSpec. Lyoner Str. Root form circle diameter dFf1 113,91 max. Mar 1, 2006 · din 5480-13:1991-10: involute splines joints; 30 degree pressure angle; basic dimensions and test dimensions for module 10 din hdbk 173 : 4ed 2008: din hdbk 123 : 5ed 2007: bs iso 3019-2:2001: hydraulic fluid power. Find the most up-to-date version of DIN 5480-16 at GlobalSpec. This document has been replaced by: DIN 5480-2:2006-05 . buy din 5480-3 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 from intertek inform Customer Support: 131 242 i2i Intertek. However, in special applications, the pressure angles of 14. Inspection. A description is not available for this item. An example set of designations for a mating spline pair with 32 teeth, 2,5 module, with a 30 pressure angle, a fillet root and a class 5 fit is Mating: INT/EXT 32z 2,5m 30R 5H/5f ISO 4156 Internal spline Cooperation at DIN. Published by AGMA on April 7, 2020. These are not interchangeable Buy DIN 5480-14:1986-03 INVOLUTE SPLINES WITH 30 DEGREE PRESSURE ANGLE; SIDE FITS, TOLERANCES from Intertek Inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. 088/-0. buy din 5480-9:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 4 from nsai Customer Support: +353 (0)1 857 6730 Corporate Website About Us buy din 5480-12:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 8 from intertek inform Customer Support: 131 242 i2i Intertek. Buy DIN 5480-3:1991-10 INVOLUTE SPLINE JOINTS; 30 DEGREE PRESSURE ANGLE; BASIC DIMENSIONS AND TEST DIMENSIONS FOR MODULES 0,5, 0,6, 0,75, 0,8 AND 1 from NSAI. standard pressure angle of 30°; b) the basic rack profile is the same for all pitches, therefore DIN 5480-MUF-ZW-16MNCR5 - Hubs for splined Shaft DIN 5480, Material 16MnCr5: DIN 5480, Module 1. the same as for the involute gear, typically with a pressure angle of 30 (instead of 20 which is the preferred pressure angle for gears), see (DIN 5480-1 2006) and (DIN 5480-16 2006). Sandra Drechsler. com Find the most up-to-date version of DIN 5480-3 at GlobalSpec. com Find the most up-to-date version of DIN 5480-6 at GlobalSpec. DIN 5480 is limited to splines with a pressure angle of 30°. DIN 5480-14:1986-03. 120 is the “Reference Diameter ”. German Institute for Standardisation (Deutsches Institut für Normung) Status. Oct 1, 1991 · Find the most up-to-date version of DIN 5480-8 at GlobalSpec. com Status: inactive. 30° pressure angle; basic dimensions and test dimensions for module 4 inactive Buy Now. 30° pressure angle; basic dimensions and test dimensions for module 1,25 inactive Buy Now. 30° pressure angle; basic dimensions and test dimensions for module 1,5 and 1,75 WNXE calculates involute splines to ISO 4156, DIN 5480, ANSI B92. It lays down the following general characteristics for splines as in this standard: a) They have a standard pressure angle of 30°. Involute splines in accordance with ISO 4156 are based on module series. 290 Measure over measuring pins 210. N – stands for “Nabe” and denotes a Hub/Internal spline. All transactions are encrypted. Publication date. 4 Pressure angle Another possibility to handle radial forces in such self-centering splines is the variation of the pressure angle from 20° up to 45° due to the combination of torque and radial load. Relationship to other standards. com DIN 5480-7:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 2,5 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 2,5 Publication date 1986-03 Original language German Pages 4 buy din 5480-7 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 2,5 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. 5° and 45°. ANSI and DIN offer the choice between 30°, 37. = fine/precise), no specific thickness tolerance diameter of indication is of If. Profile Designation. Oct 1, 1991 · Find the most up-to-date version of DIN 5480-4 at GlobalSpec. This edition clarified some terminology, corrected equations 9 and 10, and modified equation 11 to include alternate materials beyond steel on steel splines. DIN 5480-2:1980-10 - Draft Involute splines; pressure angle 30°, summary of data German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Übersicht Publication date 1980-10 Original language German Pages 2 Cooperation at DIN. 20. com . Standard [WITHDRAWN] DIN 5480-8:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 3 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 3 DIN 5480-2:1991-10 Involute spline joints; 30° pressure angle; survey German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Übersicht Publication date 1991-10 Original language German Pages 2 buy din 5480-5 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 1,5 and 1,75 from nsai Customer Support: +353 (0)1 857 6730 Corporate Website About Us Jan 1, 1991 · buy din 5480-8 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 3 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it. Buy DIN 5480-8 E : 1991 INVOLUTE SPLINE JOINTS; 30 DEGREE PRESSURE ANGLE; BASIC DIMENSIONS AND TEST DIMENSIONS FOR MODULE 3 from NSAI. com 2. 18 60528 Frankfurt am Main. ISO 5480 standard applies to splined connections with involute splines based on reference diameters for connecting hubs and shafts either with a removable connection, a sliding fit or a permanent fit. Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Flankenpassungen, Toleranzen. scope: This standard applies to involute splines and spline joints based on reference diameters for connecting hubs and shafts either with a removable connection, a sliding fit or a permanent fit. Pressure angle 30°,Tolerance 9H: PR. 700 data records). Inform now! buy din 5480-13:1991-10 involute splines joints; 30 degree pressure angle; basic dimensions and test dimensions for module 10 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. Find the most up-to-date version of DIN 5480-6 at GlobalSpec. EXAMPLE EXAMPLE 1 2 Serrated spline DIN 5481 — 12 Serrated spline DIN 5481 — 12 × × 14. Involute spline shafts manufactured to this standard are used for clearance, sliding and interference connections of shafts and hubs. If the spline is designed for an aftermarket product (for Hub DIN 5480 – N120 × 3 × 38 × 9H Shaft DIN 5480 – W120 × 3 × 38 × 8f Number of teeth z 38 Number of teeth z 38 Module m 3 Module m 3 Pressure angle α 30° Pressure angle α 30° Root diameter df2 120 + 0,76 Tip diameter da1 119,40 h11 Root form circle diameter dFf2 119,49 min. com. DIN 5480-12:1980-10 - Draft Involute splines; pressure angle 30°, dimensions measurements, module 8 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Nennmaße, Meßgrößen, Modul 8 Publication date 1980-10 Original language German Pages 3 The DIN 5480 serie of standards is limited to splines with a pressure angle of 30° and comprises guidelines for design (DIN 5480-1) , nominal dimensions and inspecting dimensions (DIN 5480- Jan 1, 1991 · PublisherName. Involute splines are specified by the international standard [4] or by the national standards, e. buy din 5480-12:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 8 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. Involute splines in accordance with ANSI B92. 8 thread pitch x 30mm length with an 87 degree countersink. Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 1,5 and 1,75. 120. d. 5° and 45° pressure angle, parallel straight sided splines and modifications to spline geometry such as lead modification, missing tooth, and end geometry from the manufacturing process. Passverzahnungen mit Evolventenflanken und Bezugsdurchmesser - Teil 2: Nennmasse und Pruefmasse. 1, DIN 5482, DIN 9611. (n. DIN 5480-4:1980-10 - Draft Involute splines, pressure angle 30°; dimensions and measurements, module 1,25 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Nennmaße, Meßgrößen, Modul 1,25 Publication date 1980-10 Original language German Pages 3 Customers who bought this document also bought: ASME-B1. The first draft of AGMA 945-1-B20 was made in December 2019. Diese Norm gilt für Passverzahnungs-Verbindungen mit Evolventenflanken und Bezugsdurchmesser zur lösbaren, verschiebbaren oder festen Verbindung von Welle DIN 5480-13:1991-10 Involute splines joints; 30° pressure angle; basic dimensions and test dimensions for module 10 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 10 Publication date 1991-10 Original language German Pages 4 Standard [WITHDRAWN] DIN 5480-7:1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 2,5 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 2,5 Mar 6, 2021 · DIN 5463 – spline shaft connections with straight flanks; medium series; DIN 5480 – Involute splines based on reference diameters; Some other standards – DIN 5480, DIN 5481, DIN 5482, ISO 4156, E22-141, E22-145, ANSI and SAE standards; References and recommended reading. When splines need stress control. Metric module, side fit. The scope of this information sheet includes involute splines (some of which DIN 5480-13:1980-10 - Draft Involute splines; pressure angle 30°, dimensions and measurements, module 10 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°, Nennmaße, Meßgrößen, Modul 10 Publication date 1980-10 Original language German Pages 3 This document has been replaced by: DIN 5480-2:2006-05 , DIN 5480-4:1991-10 . [1]-[3]. Superseded. Defining the Spline Pressure Angle. Mar 1, 2015 · Find the most up-to-date version of DIN 5480-2 at GlobalSpec. 25. Replacement amendments. Example: DIN 5480 W 120 x 3 x 38 x 8f. com Due to numerous requests, we put together this simple decoder to help identify the basic features of this common type of German spline. This document replaces DIN 5480-2:1974-09 . The spline coupling sample consists in a modified DIN 5480 (15 teeth, modulus 3mm, pressure angle 30°) designed in order to be representative of a full scale component used for wind mill applications. Jan 12, 2013 · ILI Infodisk Inc (Doing Business as Intertek Inform), 545 E. Company Registered Number:223278923. This document is referenced by: AGMA 945-1 - Splines – Design and Application. DIN 5480-2 E : 1991. According As mentioned earlier, DIN 5480 is based on reference diameters that are independent of the module. buy din 5480-10:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 5 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. Involute splines with 30° pressure angle; side fits, tolerances. SupersededBy. 5 or 450. buy din 5480-9 e : 1991 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 4 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. com Mar 1, 2006 · 21. 2M and ISO 4156 are not interchangeable with splines described by the DIN 5480 series of standards. The pressure angle is 30°. Document History. This document replaces DIN 5480-5:1986-03 . Equation 31 was corrected. Dudley, D. 30° pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 DIN 5480-13:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 10 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 10 Publication date 1986-03 Original language German Pages 4 Jan 1, 2019 · In this work, the wear behavior of a spline coupling lubricated by grease/graphene compound was investigated. Cooperation at DIN. This document has been corrected by: DIN 5480 Berichtigung 1:1995-11 . DIN 5480 can be confusing to those familiar with ANSI and ISO involute splines as it is based around the concept of a “Reference Diameter” with limited outcomes rather than a linear set of uniform ratios covering all tooth and Module combinations. These are not interchangeable with involute splines as described by the DIN 5480 series of standards. Involute splines in accordance with ISO 4156 are based on series of modules. It was approved by the membership in February 2018. INVOLUTE SPLINE JOINTS; 30 DEGREE PRESSURE ANGLE; BASIC DIMENSIONS AND TEST DIMENSIONS FOR MODULE 1,5 AND 1,75. Involute splines according to unknown standards and non-standard involute splines can be designed, calculated and generated by means of WNXE. Buy securely with a credit card or pay upon receipt of invoice. Buy DIN 5480-14:1986-03 INVOLUTE SPLINES WITH 30 DEGREE PRESSURE ANGLE; SIDE FITS, TOLERANCES from Intertek Inform. This document references: This document is referenced in: DIN 5480-6 - 1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 2. Quick delivery via download or delivery service. Find the most up-to-date version of DIN 5480-10 at GlobalSpec. Apr 7, 2020 · Although involute splines of 30° pressure angle are very popular, this information sheet also covers involute splines of 37. W – stands for “Welle” and denotes a Shaft/External spline. Inform now! Sep 9, 2015 · Due to numerous requests, we put together this simple decoder to help identify the basic features of this common type of German spline. Monday to Friday 9 am to 5 pm (EDT) +1 416-401-8730. AGMA 945-1-B20 replaces AGMA 945-A18. DIN 5480-14. In the JIS standard also a pressure angle of 20° is proposed. Available format (s) Hardcopy , PDF. DIN 5480-8:1991-10 Involute spline joints; 30° pressure angle; basic dimensions and test dimensions for module 3 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 3 Publication date 1991-10 Original language German Pages 4 Feb 20, 2018 · I am not sure what the DIN 5480 is but the W8x. com buy din 5480-5:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 1,5 and 1,75 from intertek inform Customer Support: +1 416-401-8730 Login to i2i Subscription Intertek. 157 Diameter of measuring pins 10 Addendum modification x*m 2. This document has been replaced by: DIN 5480-2:1991-10 , DIN 5480-2:2006-05 . Get in touch with us. Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 2. com This Spline Design Data is based on ISO 5480. 30° pressure angle; basic dimensions and test dimensions for module 2 inactive Buy Now. The Dec 29, 2004 · Tooth Profile and bottom form DIN 5480 Tolerance 8f Guide BACK Pressure Angle 30' Module 5 Number of Teeth 38 Pitch Diameter 190 Minor Diameter 188 0/-1. 25 hope this helps Standard [WITHDRAWN] DIN 5480-9:1986-03 Involute splines with 30° pressure angle; basic dimensions and test dimensions for module 4 German title Zahnwellen-Verbindungen mit Evolventenflanken; Eingriffswinkel 30°; Nennmaße, Meßgrößen; Modul 4 buy din 5480-10:1991-10 involute spline joints; 30 degree pressure angle; basic dimensions and test dimensions for module 5 from nsai Customer Support: +353 (0)1 857 6730 Corporate Website About Us DIN 5480-6:1986-03. DIN 5480-3:1986-03. com Involute splines based on reference diameters - Part 1: Generalities. com Jun 26, 2018 · The DIN 5480 series of standards is limited to splines with a pressure angle of 30°, since pressure angles of 37,5° and 45° are covered by ISO 4156. Dimensions BS ISO 4156:2005_3: Straight cylindrical involute splines. uspubsales@intertekinform. The geometry can be displayed on screen, printed out or exported to CAD. According pressure angle values of 300, 37. DIN 5480-2. Algonquin Road, Arlington Heights IL. 1 Pipe Threads, General Purpose, Inch DIN-5480-3 Involute spline joints; 30 Degrees pressure angle; basic dimensions and test dimensions for modules 0,5, 0,6, 0,75, 0,8 and 1 ISO-297 7/24 tapers for tool shanks for manual changing The DIN 5480 series of standards is limited to splines with a pressure angle of 30°, since pressure angles of 37,5° and 45° are covered by ISO 4156. g. Category. 50, 20 0 or 25 are sometimes chosen, which are commonly used in gears. The greater values yields to a higher capability for radial loads but in combination with greater tangential stresses in the hub. In relation to gears the involute shape has some clear advantages making this the preferred shape, Multi-user online standards collection: secure, flexible and cost effective. ix ge kf tw ml ez yq gb am zm