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 6650-01-649-0228
NSN 4140-00-371-2269
NSN 5930-01-188-7378
NSN 5975-01-474-5508
NSN 5965-01-170-4425
NSN 5905-01-199-0237
NSN 5950-01-368-3899
NSN 6620-01-321-7687
NSN 6220-01-423-8319
NSN 5930-00-654-4356
NSN 6135-00-461-3590
NSN 6150-00-446-6223