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 4140-01-619-0289
NSN 6685-01-634-0611
NSN 5960-01-040-4442
NSN 5965-01-025-5129
NSN 5985-01-134-4194
NSN 5965-01-071-3704
NSN 6145-01-372-7286
NSN 5915-01-246-3580
NSN 5999-01-168-8293
NSN 5935-01-427-3822
NSN 6650-01-412-1040
NSN 5835-01-073-6133