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 6620-01-157-9267
NSN 5975-00-558-2495
NSN 6135-01-282-4326
NSN 2925-01-463-8856
NSN 4140-01-189-6972
NSN 5996-00-686-8818
NSN 6610-01-612-8327
NSN 6135-00-575-8942
NSN 2925-01-455-2558
NSN 6110-01-476-8442
NSN 6220-01-111-3113
NSN 6610-01-618-4603