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 4140-00-419-0631
NSN 6645-01-539-0939
NSN 5998-00-372-6047
NSN 5975-01-269-7156
NSN 5945-00-333-1166
NSN 5915-00-234-9351
NSN 6220-00-186-0177
NSN 5965-00-208-4896
NSN 5960-00-517-6206
NSN 6610-01-461-5393
NSN 5999-01-570-4334
NSN 5990-01-565-2226