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 5855-01-130-1501
NSN 5855-00-610-4052
NSN 5935-00-203-1991
NSN 5920-01-213-0379
NSN 5990-01-472-2447
NSN 6620-01-425-2750
NSN 5996-00-456-0895
NSN 5965-00-133-3031
NSN 5999-01-079-5679
NSN 5945-01-491-3903
NSN 5999-00-958-2049
NSN 6135-01-220-7193