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 4140-01-371-1565
NSN 5935-00-138-1654
NSN 6110-01-521-5234
NSN 6150-01-091-4470
NSN 5915-01-574-9410
NSN 6105-01-406-5712
NSN 5855-01-010-4921
NSN 4140-00-550-2994
NSN 5975-01-296-0124
NSN 2925-00-144-3314
NSN 5925-01-492-4782
NSN 5950-00-789-9047