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 6620-01-439-5473
NSN 5855-01-463-9401
NSN 5855-00-198-3197
NSN 6150-01-093-6301
NSN 4140-01-445-6656
NSN 5930-00-239-7650
NSN 6610-01-278-9704
NSN 6130-00-919-2823
NSN 6610-01-371-3006
NSN 6645-01-438-4118
NSN 5905-01-235-9454
NSN 5998-01-236-7553