Specification for external micrometersThis British Standard specifies requirements for: a) external micrometers having a frame holding a micrometer spindle and nut on one side opposite a fixed anvil on the other b) external micrometers having a frame holding a micrometer and spindle and nut on one side opposite an anvil on the other, and providing for two or more alternative ranges of measurement effected by means of interchangeable or sliding anvils c) setting gauges for micrometers.

What is BS EN 62305-3:2011

functional characteristics of the bolt

metalworking

Manufacturers of aerospace equipment and components

ISO 3534-1

For the air side calculations of air based systems it refers to EN 15241

identified as fundamental and common to all healthcare organisations

Climatic category

Set objectives (purpose and scope)

This standard covers systems permanently connected to AC supply voltages not exceeding 1 000 V and that use batteries as the alternative power source

BS 7766:1994

Fibre capillarity/penetration (first-mile)