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 5950-01-546-6251
NSN 6620-01-514-2801
NSN 5930-01-141-4825
NSN 6320-00-908-6841
NSN 6145-00-610-6990
NSN 6645-00-449-4446
NSN 5998-00-476-1944
NSN 6220-01-062-9782
NSN 5930-00-861-0412
NSN 6320-00-894-1644
NSN 6130-01-376-1625
NSN 5996-00-243-1418