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 6320-00-228-5678
NSN 5930-01-248-6445
NSN 6320-00-519-0529
NSN 6685-01-166-6593
NSN 6130-01-384-7046
NSN 6320-01-491-0327
NSN 5925-01-417-5445
NSN 6685-00-140-0890
NSN 5920-01-109-9998
NSN 6145-01-620-0467
NSN 5905-01-550-6170
NSN 6105-00-954-4394