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26/30571842 DC | 21 Sep 2026 | BSI Knowledge

Standard

26/30571842 DC

BS ISO 21771-1 Cylindrical involute gears and gear pairs - Part 1: Concepts and geometry

Current

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Published:

21 Sep 2026

Overview

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References

History

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Product Details

Descriptors

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ICS Codes

21.200 Gears

Committee

MCE/5

International relationships

Identical to:

ISO 21771-1.2

ISBN

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Publisher

BSI