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 5965-00-508-3270
NSN 4140-01-330-7293
NSN 5998-00-659-9533
NSN 2925-01-163-6716
NSN 6685-01-229-9844
NSN 5910-00-251-8294
NSN 5935-00-116-8599
NSN 6645-01-592-2557
NSN 5905-01-234-3060
NSN 6130-01-420-8408
NSN 5985-01-480-2392
NSN 7035-01-250-4268