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 5930-01-222-3199
NSN 5950-01-151-2319
NSN 5855-01-476-4219
NSN 5895-00-252-2326
NSN 6620-01-208-0235
NSN 6645-00-007-5305
NSN 6105-01-459-1179
NSN 5975-00-795-9368
NSN 4140-00-880-6918
NSN 5975-01-423-2789
NSN 2925-00-928-5931
NSN 5975-01-372-3678