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 6650-01-103-7342
NSN 2925-00-152-1825
NSN 5935-00-358-3950
NSN 5855-01-225-5855
NSN 6105-01-415-0828
NSN 7035-01-166-2473
NSN 6150-00-686-8322
NSN 5996-01-056-4952
NSN 6620-01-213-8772
NSN 5996-01-167-9234
NSN 5855-01-603-2434
NSN 6610-01-029-8749