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 5835-00-838-0707
NSN 6220-00-249-1219
NSN 6610-01-481-6885
NSN 6105-00-227-1412
NSN 6150-01-121-0168
NSN 6320-01-530-4870
NSN 5990-01-097-4721
NSN 5905-01-577-0368
NSN 5998-01-396-0372
NSN 5999-01-598-5632
NSN 6110-00-003-8586
NSN 5990-01-554-8547