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 5965-01-160-1017
NSN 4140-01-059-6917
NSN 6135-01-247-5660
NSN 5930-01-105-1965
NSN 5960-01-187-7400
NSN 5990-00-177-2924
NSN 5945-01-258-5042
NSN 6650-01-604-6246
NSN 5930-01-428-9614
NSN 6620-00-248-6950
NSN 6685-00-642-0533
NSN 6220-00-570-7255