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 5998-00-166-0758
NSN 6685-00-187-1058
NSN 5985-00-458-4309
NSN 7035-01-373-5392
NSN 6685-01-185-3968
NSN 5910-01-194-2741
NSN 4140-01-464-3231
NSN 5965-00-665-2156
NSN 6620-01-043-6424
NSN 6145-00-140-1605
NSN 6620-00-684-6771
NSN 6110-00-248-7475