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 6135-00-334-4500
NSN 2925-01-068-3844
NSN 5965-01-473-4571
NSN 5965-01-415-2898
NSN 6130-01-294-3984
NSN 5925-01-224-7940
NSN 5975-01-323-6833
NSN 6105-01-012-0965
NSN 5905-01-013-3341
NSN 6145-00-559-7774
NSN 6620-00-959-6614
NSN 6110-01-087-6041