Specification for British Association (B.A.) low tensile screws and nuts for aeronautical purposes algolia-search-ignore the documents shall be as

the documents shall be as simple as possible but must satisfactorily define the particular operation conditions

Guidelines for the development of standards relating to recycled plastics

immersed tube tunnels and other forms of underground construction as well as to the maintenance

Manufacturers of welding equipment

Specification for British Association (B.A.) low tensile screws and nuts for aeronautical purposes algolia-search-ignore the documents shall be as1 Scope These British Standards cover dimensions, material, finish and part numbers for British Association (B. A.) cheese, round, countersunk, and raised countersunk head screws, and dimensions, material, finish and code letters for British Association (B. A.) hexagon ordinary (or full) and thin (or lock) nuts for aeronautical use.