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 4140-00-225-8586
NSN 6650-01-529-0151
NSN 5910-01-534-5054
NSN 5990-01-206-3606
NSN 6320-01-302-5157
NSN 5925-00-855-7587
NSN 5960-01-573-6483
NSN 5895-01-629-3598
NSN 6110-01-130-8038
NSN 6620-00-643-1402
NSN 6135-01-440-9412
NSN 5996-01-432-3842