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 4140-00-942-7159
NSN 6320-01-352-8084
NSN 5910-01-649-8817
NSN 6620-00-088-8795
NSN 5975-00-973-8996
NSN 6645-01-180-6219
NSN 6130-00-854-6193
NSN 6620-00-038-5343
NSN 6130-00-880-6000
NSN 7035-01-013-0934
NSN 5935-01-406-3456
NSN 5975-01-632-4976