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 5930-01-322-3904
NSN 5960-00-998-0409
NSN 6110-01-641-9474
NSN 6145-01-590-5467
NSN 5895-01-394-5343
NSN 6610-01-288-6103
NSN 6150-01-532-2735
NSN
NSN 6220-00-269-4556
NSN 5975-01-089-9053
NSN 6645-00-684-3424
NSN 4140-00-518-2429