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 4140-01-348-9029
NSN 5999-01-089-6974
NSN 4140-01-566-8906
NSN 6150-00-100-4757
NSN 6130-01-648-3783
NSN 5925-01-426-6923
NSN 5835-00-928-5717
NSN 5835-01-360-2657
NSN 5855-01-409-1792
NSN 5930-00-811-7245
NSN 6150-00-869-4681
NSN 5930-01-385-2286