Aerospace series. Nuts, hexagon, slotted/castellated, reduced height, normal across flats, in heat resisting steel, passivated. Classification: 900 MPa (at ambient temperature)/650°C

conversions and extensions

Abbreviation

BS 6165 provides guidance on contents of the extinguisher

The requirements of this standard relate to type testing

and thread form and quality are all covered by BS AU 50-2

This international Standard supersedes BS 4490:1989 which is withdrawn

Repository construction

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This standard provides:

6 Choice of specimen design

Recommended practice for the ordering and supply of castings is included in an annex to the standard

not limited