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 6110-01-357-6357
NSN 5950-00-954-3529
NSN 6610-00-186-9180
NSN 5930-01-461-8130
NSN 5905-01-578-6998
NSN 7035-01-499-9239
NSN 5990-01-478-8638
NSN 5920-00-926-0621
NSN 2925-01-177-1598
NSN 6110-00-950-2051
NSN 7035-00-557-5570
NSN 6150-00-144-7115