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 5920-01-510-3933
NSN 6610-01-391-3509
NSN 7035-01-357-7786
NSN 6240-01-511-7265
NSN 5895-00-925-1198
NSN 5999-00-952-2442
NSN 5945-01-593-5316
NSN 5975-01-020-9193
NSN 5930-01-051-9809
NSN 6220-01-581-0517
NSN 5945-01-529-1994
NSN 5998-00-938-7073