BS 1906:1952

This standard BS 1906:1952 Specification for hose couplings (air and water) (⅛ in. to 1¼ in. nominal sizes) is classified in these ICS categories:

• 23.040.60 Flanges, couplings and joints

Part 1 of this standard specifies requirements for hose couplings of ⅛ in., 3/16 in., ¼ in., 5/16 in., ⅜ in. and 3/2 in. nominal sizes, for use at pressures not exceeding 150 lb/sq. in.

'Light' series: coned type (paint spray equipment and other small appliances). 'Medium' series: flat and coned types (light pneumatic tools in general engineering and allied industries). 'Heavy' series: flat and coned types (heavy type pneumatic tools such as rock drills and kindred equipment in the mining and quarrying industries and civil engineering). Working pressures not exceeding 150 lb/sq in. Workmanship, interchangeability, hydraulic testing, materials. Screw threads (B.S.P. Whitworth threads for 'light' and 'medium', Unified for 'heavy'). Illustrations, dimensions. See BS 1782.