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 5915-01-450-8223
NSN 5990-01-338-2103
NSN 5945-01-224-6573
NSN 5999-01-268-7173
NSN 6610-00-011-9991
NSN 5985-01-304-1705
NSN 5935-01-416-0337
NSN 6650-01-256-7038
NSN 7035-01-413-6697
NSN 6320-01-377-0033
NSN 6645-00-241-3280
NSN 6220-01-493-7932