Shaped like a flat washer with a spring hook attached.
No other part numbers with same form, fit, and function found.
NSN 6685-01-265-0634
NSN 5996-00-708-6937
NSN 6145-01-414-6506
NSN 2925-01-122-8881
NSN 6130-00-337-4695
NSN 6240-01-161-3727
NSN 6685-01-573-7031
NSN 5855-01-199-2046
NSN 5996-00-071-5946
NSN 6620-01-600-7483
NSN 6105-01-570-0351
NSN 5998-01-149-9844