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 5935-00-762-8582
NSN 6220-01-276-2102
NSN 6320-00-456-2092
NSN 6150-01-387-7866
NSN 5835-01-257-0154
NSN 6105-01-499-5923
NSN 5905-01-645-4275
NSN 5905-01-461-2156
NSN 6110-01-190-8487
NSN 6135-00-812-9039
NSN 5925-01-628-2555
NSN 6220-00-269-4556