ISO 3316:2018 PDF

Scope: This document applies to attachments for hand-operated square drive socket wrenches. NOTE 1 The attachments for hand-operated square drive socket wrenches covered by this standard are the ones identified in ISO 1703:2018 under reference No. 5100030, 5100040, 5100041 and 5100050. It specifies a) the overall dimensions; b) the minimum Rockwell hardness value for their driving squares; c) the method of torque testing; d) the minimum torsional strength values; e) the designation; and f) the marking. NOTE 2 For the specification of square adaptors with a hexagon or cylindrical flat drive, for power socket wrenches, see ISO 3317.

ISO 3316:2018 Referenced Document

ISO 1174-1 Assembly tools for screws and nuts - Driving squares - Part 1: Driving squares for hand socket tools

2018 ISO 3316:2018 Assembly tools for screws and nuts — Attachments for hand-operated square drive socket wrenches — Dimensions and tests
2012 ISO 3316:2012 Assembly tools for screws and nuts - Attachments for hand-operated square drive socket wrenches - Dimensions and tests
1996 ISO 3316:1996 Assembly tools for screws and nuts - Attachments for hand-operated square drive socket wrenches - Dimensions and tests
1988 ISO 3316:1988 Assembly tools for screws and nuts — Attachments for hand-operated square drive socket wrenches — Torque testing
1975 ISO 3316:1975 Assembly tools for screws and nuts — Attachments for hand-operated square drive socket wrenches — Torque testing