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 4140-01-423-9453
NSN 5998-00-452-5406
NSN 6145-00-168-5287
NSN 7035-01-215-2449
NSN 6130-01-447-2797
NSN 6105-01-144-3804
NSN 5895-00-265-0159
NSN 5835-00-825-2512
NSN 5905-00-528-9975
NSN 6620-00-475-9985
NSN 5975-01-459-5410
NSN 5935-01-028-6585