No other part numbers with same form, fit, and function found.
A close-coiled helical extension spring, with ends fastened together to form a circle, designed to impose compression stresses toward the center of the circle thus formed when uniformly expanded.
NSN 6650-00-005-8572
NSN 6240-01-512-1161
NSN 6240-00-936-9027
NSN 6645-00-925-0111
NSN 5905-01-289-5224
NSN 5925-01-648-4605
NSN 5905-00-497-5686
NSN 5905-00-052-7990
NSN 6130-01-358-0009
NSN 6145-00-669-6757
NSN 5905-00-890-4244
NSN 6130-01-502-8877