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 6645-00-774-8580
NSN 6130-00-928-2251
NSN 5935-01-546-2451
NSN 5915-01-569-8227
NSN 5920-01-312-4452
NSN 7035-01-193-2667
NSN 5855-01-426-5589
NSN 5935-00-125-2449
NSN 6320-00-186-6452
NSN 4140-01-495-0865
NSN 6110-01-443-6928
NSN 5925-00-926-0863