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 5999-00-537-7677
NSN 6645-01-223-2402
NSN 6150-00-233-6356
NSN 6320-01-338-6006
NSN 5920-01-125-6469
NSN 6130-00-989-2332
NSN 5920-01-079-8924
NSN 5835-01-013-9321
NSN 5910-01-016-5528
NSN 7035-01-421-4446
NSN 6645-01-010-3746
NSN 6685-00-758-8551