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 4140-01-228-3443
NSN 6150-00-161-2480
NSN 7035-01-651-0678
NSN 5895-00-321-5216
NSN 5895-01-567-8012
NSN 5975-01-048-9301
NSN 5990-01-258-3848
NSN 5930-01-185-4437
NSN 6110-01-534-4567
NSN 5950-00-784-2249
NSN 5990-00-221-0878
NSN 6145-01-469-1583