A solid metallic, pear-shaped item with a grooved or flat outer edge, around which an item is shaped and inserted into the receptacle of another item.
NSN 5990-01-037-9801
NSN 6685-01-298-1956
NSN 5930-01-411-1504
NSN 6110-01-241-2301
NSN 5835-01-357-9235
NSN 5965-01-146-1311
NSN 5855-01-041-9392
NSN 6685-01-203-4381
NSN 6150-00-813-9422
NSN 7035-01-364-0286
NSN 5855-01-561-8944
NSN 5895-00-827-0240