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 5996-01-539-1351
NSN 6240-01-655-7354
NSN 5905-01-401-5325
NSN 6240-00-484-5947
NSN 5965-00-055-8013
NSN 6620-01-380-4882
NSN 5920-01-048-6907
NSN 6130-01-458-6215
NSN 5920-01-407-6612
NSN 5990-00-229-4647
NSN 6650-01-379-7553
NSN 6220-01-500-4516