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 5915-01-435-3420
NSN 6130-01-351-6831
NSN 6220-01-375-2965
NSN 6320-00-701-0437
NSN 6220-01-110-9708
NSN 5965-00-762-0630
NSN 6135-00-100-0485
NSN 6110-01-191-5737
NSN 4140-00-346-2239
NSN 5950-00-903-3460
NSN 6220-00-090-1310
NSN 6240-00-977-0485