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 6220-01-423-8319
NSN 5910-00-203-2119
NSN 2925-01-455-2558
NSN 5925-00-087-2819
NSN 5985-00-561-3391
NSN 6620-01-514-7786
NSN 6650-01-566-8338
NSN 4140-00-279-3148
NSN 4140-00-951-5395
NSN 6130-00-538-9798
NSN 5930-00-038-7775
NSN 6105-01-293-0417