ISO 12257:2008

Published (Edition 1, 2008)

This publication was last reviewed and confirmed in 2019. Therefore this version remains current.

Expected to be replaced by ISO/DIS 12257 within the coming months.

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Abstract

ISO 12257:2008 specifies the dimensions of metric internal six-lobe drives used in metric screws in nominal thread diameter range 3 mm to 20 mm.

Draft

International Standard

ISO/DIS 12257

Aerospace — Drives, internal, TORX® drive — Geometrical definition, gaging, technical and quality requirements

Reference number
ISO/DIS 12257

Edition 1

Draft International Standard

Aerospace — Drives, internal, TORX® drive — Geometrical definition, gaging, technical and quality requirements

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This standard contributes to the following Sustainable Development Goal