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 6145-00-526-3056
NSN 6135-01-036-3495
NSN 5960-00-382-6012
NSN 7035-01-467-1049
NSN 5910-01-310-7585
NSN 6150-01-262-2277
NSN 5965-00-524-5520
NSN 6130-01-248-9222
NSN 6620-00-130-0815
NSN 5905-01-591-9054
NSN 6150-01-455-7287
NSN 5930-01-200-7885