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 6240-01-633-9357
NSN 5965-01-230-2351
NSN 5965-01-340-3723
NSN 5999-01-076-1047
NSN 4140-00-375-9705
NSN 6685-01-363-9688
NSN 5965-01-234-6844
NSN 5975-01-465-7641
NSN 5910-01-478-5969
NSN 5999-01-004-5470
NSN 5915-01-429-8328
NSN 6145-00-095-2492