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 6620-01-220-4178
NSN 5935-01-214-7796
NSN 5996-01-445-5528
NSN 5990-00-455-9865
NSN 5855-00-156-5489
NSN 5965-01-142-1807
NSN 5998-00-222-5293
NSN 6240-01-643-4535
NSN 6320-00-225-7013
NSN 5930-01-369-9778
NSN 6610-01-460-4864
NSN 6135-01-303-0295