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 5950-01-594-3131
NSN 6320-01-275-3972
NSN 4140-00-844-9436
NSN 5975-01-444-4832
NSN 6105-00-406-1148
NSN 5915-01-051-6068
NSN 6145-00-947-5883
NSN 5920-01-200-0683
NSN 6145-01-075-8265
NSN 5965-01-196-1526
NSN 5855-00-446-5921
NSN 5925-01-173-1115