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 5999-01-032-3373
NSN 7035-01-432-2424
NSN 7035-00-445-9657
NSN 5996-00-221-5897
NSN 5915-01-444-4069
NSN 5905-01-605-2401
NSN 6610-01-605-2451
NSN 6645-01-383-8139
NSN 4140-01-045-1155
NSN 5910-01-626-4351
NSN 5905-01-400-5968
NSN 6645-00-780-5260