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 5965-01-444-1322
NSN 5925-00-154-8174
NSN 6130-01-323-3978
NSN 6320-01-329-2297
NSN 6320-00-284-1524
NSN 4140-01-170-4700
NSN 5996-00-356-0680
NSN 6220-01-463-8520
NSN 5998-01-150-9846
NSN 5935-00-568-3724
NSN 6320-01-532-7491
NSN 6650-01-145-5173