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 5920-00-156-9230
NSN 5960-01-543-0235
NSN 6610-00-457-0325
NSN 5996-00-553-7348
NSN 5910-01-216-8930
NSN 6650-01-585-1716
NSN 6135-01-086-8167
NSN 6135-01-370-9441
NSN 6220-00-905-5686
NSN 5975-00-822-2889
NSN 2925-01-607-4340
NSN 6650-01-381-6940