Specification for double-ended open-jawed spanners for B.A. hexagon sizes.
NORMA vydaná dňa 10.3.1952
Označenie normy: BS 1842:1952
Dátum vydania normy: 10.3.1952
Počet strán: 12
Približná hmotnosť: 36 g (0.08 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS
Dimensions, manufacture, material of spear-head and round-head spanners. Sizes and relationship of sizes on each spanner. Spear-head spanners with alternative angles of head: one with both heads inclined at 15°, the other with one head in line with the axis and opposite head inclined at 45°. For B.A. hexagon bolts and nuts to BS 57 or hexagon bars and rods of similar sizes. Status: Confirmed