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 4140-00-242-6465
NSN 6220-00-379-4044
NSN 5920-01-123-8148
NSN 6105-01-356-2245
NSN 6620-01-468-3826
NSN 5950-01-389-3703
NSN 5905-01-112-0271
NSN 5935-00-470-9571
NSN 6150-01-303-5852
NSN 6685-01-519-7498
NSN 6650-01-168-8451
NSN 5920-01-411-5512