ISO 4156-2:2021

ISO 4156-2:2021

February 2021
International standard Current

Straight cylindrical involute splines - Metric module, side fit - Part 2: Dimensions

This document specifies geometry and inspection dimensions for the design and manufacture of straight (non-helical) side-fitting cylindrical involute splines.Limiting dimensions, tolerances, manufacturing errors and their effects on the fit between connecting coaxial spline elements are defined and tabulated. Linear dimensions are expressed in millimetres and angular dimensions in degrees.The specified diameters for external splines in the geometry tables and the values in the inspection dimension tables are only valid for fundamental deviation "h".For fundamental deviations other than "h", diameters and tooth thicknesses are calculated for external splines according to the formulae in ISO 4156-1 and inspection dimensions according to the formulae in ISO 4156-3.

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Main informations

Collections

International ISO standards

Publication date

February 2021

Number of pages

374 p.

Reference

ISO 4156-2:2021

ICS Codes

21.120.30   Keys and keyways, splines

Print number

1
Sumary
Straight cylindrical involute splines - Metric module, side fit - Part 2: Dimensions

This document specifies geometry and inspection dimensions for the design and manufacture of straight (non-helical) side-fitting cylindrical involute splines.

Limiting dimensions, tolerances, manufacturing errors and their effects on the fit between connecting coaxial spline elements are defined and tabulated. Linear dimensions are expressed in millimetres and angular dimensions in degrees.

The specified diameters for external splines in the geometry tables and the values in the inspection dimension tables are only valid for fundamental deviation "h".

For fundamental deviations other than "h", diameters and tooth thicknesses are calculated for external splines according to the formulae in ISO 4156-1 and inspection dimensions according to the formulae in ISO 4156-3.

Replaced standards (2)
ISO 4156-2:2005
October 2005
International standard Cancelled
Straight cylindrical involute splines - Metric module, side fit - Part 2 : dimensions

ISO 4156-2/AC1:2011
December 2011
International standard Cancelled
Technical corrigendum 1 to standard ISO 4156-2:2005

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