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 6220-01-393-6541
NSN 5915-01-519-2234
NSN 5945-01-455-2330
NSN 2925-00-433-5429
NSN 5975-01-144-1997
NSN 6650-01-386-6278
NSN 2925-01-560-4123
NSN 6130-01-152-4161
NSN 6105-00-770-0161
NSN 6135-01-309-2299
NSN 5990-01-633-9503
NSN 5855-00-237-4088