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 5998-01-126-3213
NSN 6685-00-052-6240
NSN 5965-01-323-7225
NSN 4140-01-170-7617
NSN 4140-01-199-2522
NSN 5999-01-038-1739
NSN 6110-01-221-1977
NSN 6650-01-183-0711
NSN 5998-00-221-1594
NSN 5905-01-444-8175
NSN 5960-01-065-0273
NSN 5910-00-623-3052