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 5905-00-185-3864
NSN 5920-01-260-3945
NSN 5996-00-889-8825
NSN 6110-01-197-7917
NSN 5998-01-423-5857
NSN 5990-01-185-2356
NSN 6130-01-024-5951
NSN 5975-00-994-9102
NSN 5855-01-366-2429
NSN 6610-01-433-2219
NSN 6145-00-145-8573
NSN 6320-01-098-2503