BS 1782:1951 Specification for couplings for suction and delivery hose (1 1/2 in. to 8 in. nominal sizes) other than fire hose couplings (incorporating amendment Nos. 1, 2, 3, 4 and 5_
Amendment No. 2321 dated October 1955. Amendment No. 3378 dated June 1959. Amendment No. 3659 dated January 1960. Amendment No. 4789 dated January 1963. Amendment No. 5878 dated July 1966 - Indicated by a sideline in the margin.
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