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 4140-01-386-5630
NSN 5920-00-434-9726
NSN 5960-00-661-0477
NSN 5990-01-423-2219
NSN 5975-01-217-6213
NSN 5895-01-199-6732
NSN 5915-01-481-3999
NSN 6610-01-641-1544
NSN 6610-00-320-9606
NSN 6645-01-603-1004
NSN 6685-01-228-5332
NSN 5990-00-173-2816