BSI - BS 2090
Specification for Hook Spanners, Peg Spanners, Coupling Wrenches and the Related Slots, Holes and Horns
|Publication Date:||26 February 1954|
|ICS Code (Hand-operated tools):||25.140.30|
Dimensions, materials of hook spanners (C-spanners) and peg spanners; dimensions of slots and holes in circular and similar nuts in which spanners engage. Dimensions, materials of coupling wrenches for hoses up to 100 lb/sq in (not including fire hose couplings). Main nominal dimensions of circular and rectangular horns included.