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 6620-00-758-4230
NSN 6240-01-543-0193
NSN 5930-01-160-8427
NSN 5999-00-913-5165
NSN 6135-01-582-1283
NSN 5965-01-303-6105
NSN 2925-00-714-3932
NSN 5975-01-186-2224
NSN 6135-01-293-3066
NSN 5960-00-902-7423
NSN 5985-01-283-6086
NSN 2925-01-048-8464