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 5998-00-058-7816
NSN 5945-00-586-5619
NSN 5905-01-624-6902
NSN 5905-00-082-1479
NSN 5985-01-077-8987
NSN 7035-01-550-0760
NSN 6220-01-320-6531
NSN 5990-01-296-5425
NSN 6130-01-068-4002
NSN 6320-01-098-2503
NSN 5935-01-483-2510
NSN 6610-01-175-5920