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 5920-01-303-5951
NSN 5950-01-332-7165
NSN 5905-00-738-2224
NSN 4140-01-282-2791
NSN 5835-01-485-0210
NSN 6240-01-599-9668
NSN 5996-00-731-0417
NSN 5930-01-512-0745
NSN 5835-01-414-3258
NSN 5975-01-246-0272
NSN 6320-01-366-5157
NSN 5985-01-181-5627