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 6240-00-724-5421
NSN 6645-01-545-6853
NSN 5975-01-445-0523
NSN 5925-01-401-5314
NSN 5996-00-279-5806
NSN 4140-01-514-7549
NSN 6130-00-506-4136
NSN 5945-01-017-4732
NSN 5999-01-073-6032
NSN 6220-01-215-8627
NSN 6650-00-751-9958
NSN 5895-01-474-5209