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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-120-6647
NSN 6130-01-428-9106
NSN 6320-01-449-1014
NSN 5905-01-528-6378
NSN 5920-01-516-0467
NSN 7035-01-570-9305
NSN 5950-01-409-1956
NSN 6110-01-013-9313
NSN 5915-00-904-4254
NSN 6650-01-633-9147
NSN 5990-01-054-3332
NSN 6645-01-015-9432