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 6645-01-633-1852
NSN 5855-00-198-3197
NSN 5990-01-364-1942
NSN 6220-01-447-4854
NSN 6105-01-249-4919
NSN 5975-01-272-1750
NSN 5945-00-166-9941
NSN 6620-00-959-6614
NSN 5999-01-553-4107
NSN 5990-00-937-9138
NSN 5935-00-908-7683
NSN 5930-01-303-2775