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 5960-01-365-5729
NSN 5930-01-157-9675
NSN 5985-01-011-5704
NSN 5999-00-467-6714
NSN 6135-01-359-5798
NSN 5985-01-550-2414
NSN 5945-00-276-9274
NSN 5998-01-029-5520
NSN 6610-01-045-6372
NSN 4140-01-531-7375
NSN 6620-01-307-3468
NSN 5920-01-289-0852