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 6135-01-054-2462
NSN 5910-01-341-4575
NSN 6645-01-572-7175
NSN 6145-00-122-9517
NSN 6650-01-112-0453
NSN 6105-01-593-5141
NSN 6610-01-462-5980
NSN 5985-00-008-1382
NSN 6685-01-206-8974
NSN 5905-00-842-6477
NSN 5930-01-634-0659
NSN 5975-01-382-9350