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 5855-01-498-4949
NSN 5935-00-138-9730
NSN 4140-00-526-4505
NSN 6650-01-589-3585
NSN 5990-00-740-0249
NSN 5965-01-378-7096
NSN 6320-00-403-6003
NSN 6620-00-891-8584
NSN 5930-01-398-7370
NSN 5950-00-400-9104
NSN 5910-01-529-6105
NSN 6645-00-359-5463