Specification for double-ended open-jawed spanners for B.A. hexagon sizes Ingestion-build-201039 7 Collector identification

7 Collector identification

heating capacity or COP of the heat pump

for lighting

Preparation for storage and transportation

Street furniture

Specification for double-ended open-jawed spanners for B.A. hexagon sizes Ingestion-build-201039 7 Collector identificationWhat is BS 1842 Double ended open jawed spanners about? This British standard aims to help its users to meet the production requirements for double ended open jawed spanners. BS 1842 relates to spanners having open ended jaws suitable for hexagons in the B. A. (British Association) range as given in BS 57, B. A. bolts, screws, nuts and washers. Details of material and hardness are included together with dimensions and tolerances on the jaw openings.