A spring consisting of a length of material wound on itself in the form of a spiral, finished at the ends and designed to exert pressure in a rotating direction around the spring axis. The material may be of various cross-sectional shapes such as round or rectangular. Excludes springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature).
NSN 4140-00-446-1024
NSN 5895-00-280-7528
NSN 6130-00-156-7751
NSN 5996-01-444-3915
NSN 2925-01-480-3351
NSN 6650-01-192-5515
NSN 5975-00-646-5299
NSN 5915-01-542-0433
NSN 7035-01-443-3052
NSN 6145-01-436-3738
NSN 5855-00-928-1912
NSN 6135-01-332-0431