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 6620-01-333-7014
NSN 5945-01-299-2798
NSN 5930-01-449-0865
NSN 6650-00-857-2260
NSN 5999-01-166-3021
NSN 6220-01-018-2049
NSN 5920-01-040-0425
NSN 2925-01-532-8445
NSN 6150-01-331-0434
NSN 6220-01-399-3680
NSN 6105-01-088-0493
NSN 5999-00-099-6889