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 5996-00-636-4849
NSN 5910-00-905-6425
NSN 6620-01-608-8548
NSN 5990-00-600-6151
NSN 5990-01-512-5478
NSN 5975-00-189-0857
NSN 6145-00-902-1410
NSN 4140-00-163-2868
NSN 6320-00-116-3658
NSN 6220-01-565-1781
NSN 5920-00-648-6767
NSN 7035-01-209-0045