A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6240-01-257-1052
NSN 5965-00-296-9994
NSN 6650-00-202-4540
NSN 5975-00-110-3550
NSN 5935-01-421-4418
NSN 6105-01-487-7484
NSN 5835-01-273-8732
NSN 5925-01-266-8972
NSN 5855-01-447-3137
NSN 5998-01-141-9378
NSN 7035-00-235-3529
NSN 6320-00-593-0379