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 6240-00-486-8447
NSN 5925-00-908-2843
NSN 4140-01-435-4887
NSN 5935-01-499-8192
NSN 6685-01-522-2816
NSN 5905-01-209-9777
NSN 5999-00-525-4320
NSN 6145-01-291-4252
NSN 6135-00-152-8729
NSN 5965-01-537-3238
NSN 6145-01-144-2374
NSN 6135-01-359-4293