A pulley with grooves and pockets shaped to accommodate the links of a load chain. There is a positive connection between the item and the chain.
NSN 5975-00-151-7263
NSN 5925-00-130-2586
NSN 5960-00-158-4841
NSN 5925-00-435-3849
NSN 7035-01-369-1445
NSN 5950-01-193-5994
NSN 5960-01-248-4743
NSN 6220-00-262-0017
NSN 7035-00-052-2188
NSN 6240-00-416-6140
NSN 5835-01-621-2525
NSN 6105-00-702-4852