Engineering Resources

Complete set of tools and resources for spline shaft engineering including DIN 5480, ISO 4156, and ANSI B92.1 standards.

Common Modules and Diametral Pitches

Measuring Pin Sizes

Data Tables

Common Modules and Diametral Pitches

Common modules and diametral pitches for DIN 5480, ISO 4156, and ANSI B92.1 standards.

StandardCommon Module / Pitch
DIN 54800.5, 0.6, 0.75, 0.8, 1.0, 1.25, 1.5, 1.75, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0, 8.0, 10.0
ISO 4156 30° and 37.5°0.5, 0.75, 1, 1.25, 1.5, 1.75, 2, 2.5, 3, 4, 5, 6, 8, 10
ISO 4156 45°0.25, 0.5, 0.75, 1, 1.25, 1.5, 1.75, 2, 2.5
ANSI B92.1 30° and 37.5°2.5/5, 3/6, 4/8, 5/10, 6/12, 8/16, 10/20, 12/24, 16/32, 20/40, 24/48, 32/64, 40/80, 48/96
ANSI B92.1 45°10/20, 12/24, 16/32, 20/40, 24/48, 32/64, 40/80, 48/96, 64/128, 80/160, 128/256

DIN 5480 Measuring Pin Sizes

Complete list of measuring pin sizes required for DIN 5480 spline inspection. For both measurement over pins and measurement under pins.

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ISO 4156 Measuring Pin Sizes

Complete list of measuring pin sizes required for ISO 4156 spline inspection. For both measurement over pins and measurement under pins.

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ANSI B92.1 Measuring Pin Sizes

Complete list of measuring pin sizes required for ANSI B92.1 spline inspection. For both measurement over pins and measurement under pins.

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DIN 5480 Data Tables

Shaft and hub data tables for DIN 5480 drawing blocks and inspection.

DIN 5480 - NXX x X.XX x XX x XX

Number of teeth-
Module-
Pressure angle30°
Root diameter-
Root form circle diameter-
Tip circle diameter-
Actual maximum space width-
Minimum effective space width-
Measuring circle diameter-
Nominal Dimension-

DIN 5480 - WXX x X.XX x XX x XX

Number of teeth-
Module-
Pressure angle30°
Tip circle diameter-
Root form circle diameter-
Root diameter-
Max. effective tooth thickness-
Actual minimum tooth thickness-
Measuring circle diameter (pin)-
Nominal Dimension-

These tables show the typical data structure for DIN 5480 spline inspection.

Use the main application to calculate actual values for your specific spline parameters.

ISO 4156 Data Tables

Shaft and hub data tables for ISO 4156 drawing blocks and inspection.

INT XXz x X.XXm x XX°R x XX ISO-4156

Number of teeth-
Module-
Pressure angle-
Pitch diameter-
Base diameter-
Major diameter-
Form diameter-
Minor diameter-
Space width (ISO fit)
Max. actual-
Max. effective-
Min. actual-
Min. effective-
Measurement between pins (ISO fit)-
Ball or pin diameter-
Fillet radius-

EXT XXz x X.XXm x XX°R x XX ISO-4156

Number of teeth-
Module-
Pressure angle-
Pitch diameter-
Base diameter-
Major diameter-
Form diameter-
Minor diameter-
Tooth thickness (ISO fit)
Max. effective-
Max. actual-
Min. effective-
Min. actual-
Measurement over pins (ISO fit)-
Ball or pin diameter-
Fillet radius-

These tables show the typical data structure for ISO 4156 spline inspection.

Use the main application to calculate actual values for your specific spline parameters.

ANSI B92.1 Data Tables

Shaft and hub data tables for ANSI B92.1 drawing blocks and inspection.

ANSI B92.1 - INT XXdeg, Spline fit type, pitch/stub pitch, #T x Class X

Spline fit type
Number of teeth-
Spline pitch-
Pressure angle-
Pitch diameter-
Base diameter-
Major diameter-
Form diameter-
Minor diameter-
Circular space width
Actual maximum-
Minimum effective-
Measurement between pins-
Pin diameter-

ANSI B92.1 - EXT XXdeg, Spline fit type, pitch/stub pitch, #T x Class X

Spline fit type
Number of teeth-
Spline pitch-
Pressure angle-
Pitch diameter-
Base diameter-
Major diameter-
Form diameter-
Minor diameter-
Circular tooth thickness
Maximum effective-
Minimum actual-
Measurement over pins-
Pin diameter-

These tables show the typical data structure for ANSI B92.1 spline inspection.

Use the main application to calculate actual values for your specific spline parameters.