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 6620-01-255-7757
NSN 5965-01-503-8485
NSN 5925-01-268-1825
NSN 5925-01-597-2065
NSN 5910-01-406-2852
NSN 5905-00-725-3519
NSN 2925-01-175-1217
NSN 5895-01-235-1274
NSN 4140-00-229-0915
NSN 7035-01-422-4642
NSN 5915-01-463-2465
NSN 6130-01-038-6913