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 4140-01-206-2397
NSN 6105-00-542-3624
NSN 4140-01-351-8962
NSN 6320-01-521-1764
NSN 6135-01-419-9699
NSN 6650-01-272-1912
NSN 4140-01-471-7193
NSN 5855-00-832-7316
NSN 5925-00-008-4413
NSN 5905-01-429-6066
NSN 6105-00-337-3493
NSN 2925-01-538-1343