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 5999-01-563-3364
NSN 6685-01-304-0927
NSN 5905-01-173-4927
NSN 6685-01-352-3204
NSN 5895-01-314-1354
NSN 5905-01-167-8923
NSN 6135-00-900-2139
NSN 5965-01-213-3989
NSN 6650-01-218-4742
NSN 5920-01-641-6324
NSN 2925-00-953-2920
NSN 4140-01-491-8567