No other part numbers with same form, fit, and function found.
A platelike retaining spring which snaps over pin ends to lock the link plates of drive chain in place.
NSN 5996-01-137-2927
NSN 5905-00-611-1203
NSN 6620-00-663-8962
NSN 5855-01-100-3272
NSN 5935-01-263-3928
NSN 6110-01-062-2208
NSN 6320-00-841-2279
NSN 4140-00-815-2687
NSN 6150-01-233-0966
NSN 5960-01-415-3574
NSN 6685-01-458-1133
NSN 5915-01-145-0085