BS 1906 – Specification for hose couplings (air and water) ( 1/8 in. to 1 3/16 in. nominal sizes)

‘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.

Cross References:
BS 21:Part 1
BS 218
BS 249
BS 250
BS 310
BS 369
BS 970
BS 1083
BS 1400
BS 1580
BS 1768
BS 1782
BS 2779

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