A spring made from prestressed strip of material that coils tightly around successive layers of itself. The outer end may be specially shaped for attachment. The inner end is usually square cut and free to rotate over a pulley or roller. The coils are formed to remain in a coiled position without expanding. Excludes spring (1), spiral, torsion.
NSN 6650-01-210-9004
NSN 6220-01-232-1064
NSN 6620-01-367-2597
NSN 6130-01-321-4763
NSN 5990-01-546-1649
NSN 4140-01-005-0154
NSN 5996-01-610-7449
NSN 5905-01-054-3393
NSN 5910-00-288-5979
NSN 6105-01-025-2571
NSN 5930-00-244-6927
NSN 7035-00-541-8516