Spring preloaded at the factory, nylon pulleys are most vunerable to wear
A device designed to maintain the tautness of a cable, rope, or the like by applying pressure to one or more pulleys over which it passes.
NSN 5998-01-577-0035
NSN 7035-00-009-8705
NSN 6105-00-752-2069
NSN 6105-01-278-9220
NSN 6610-01-175-9045
NSN 6645-00-843-5215
NSN 5910-00-022-6000
NSN 6130-00-849-8377
NSN 5920-00-917-3539
NSN 6135-01-437-6409
NSN 6105-01-005-4825
NSN 5855-01-478-6583