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 7035-01-568-5351
NSN 5905-00-175-6154
NSN 5999-00-252-8533
NSN 6240-00-876-2525
NSN 5895-00-221-1315
NSN 5975-01-367-5057
NSN 5920-01-455-6323
NSN 6650-01-285-1266
NSN 5950-01-419-1907
NSN 5960-01-328-8248
NSN 5855-01-027-1571
NSN 5915-01-613-4525