Dimensions of 3-phase electric motors
standard by BSI Group, 02/11/1954

Transmission precision roller chains and chainwheels
standard by BSI Group, 01/30/1970

Acoustics. Reference zero for the calibration of audiometric equipment-Specification for a standard reference zero using an artificial ear complying with BS 4669
standard by BSI Group, 02/29/1988

Naval brass (special mixture) bars and sections (suitable for machining and forging) and forcings
standard by BSI Group, 12/01/1944

Motor fuels. Determination of knock characteristics – research method
standard by BSI Group, 05/31/1985

Methods of testing plastics. Method 402 Analysis of water extract of phenolic mouldings
standard by BSI Group, 06/13/1958

Methods of testing plastics. Chemical properties-Determination of the acid value of unsaturated polyester resins
standard by BSI Group, 10/29/1976

Methods of testing plastics. Optical and colour properties, weathering-Determination of the effects of exposure to damp heat, water spray and salt mist
standard by BSI Group, 10/30/1981

Round hard drawn brass wire for springs
standard by BSI Group, 10/22/1956

Oil hardened and tempered steel wire for springs for general engineering purposes
standard by BSI Group, 12/17/1956