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 5895-01-038-1237
NSN 5930-00-366-1357
NSN 7035-01-438-2108
NSN 5996-00-205-2933
NSN 6645-00-140-5173
NSN 4140-01-525-6961
NSN 5920-00-491-6687
NSN 6135-00-816-9052
NSN 5895-01-592-5176
NSN 6220-00-071-4598
NSN 5930-01-392-1183
NSN 6645-00-445-8143