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 5998-00-621-4542
NSN 6620-01-361-8685
NSN 5935-00-080-9698
NSN 6145-01-471-7901
NSN 6135-01-515-9626
NSN 6650-01-267-7739
NSN 5998-01-143-8629
NSN 5975-01-316-4983
NSN 5999-01-209-2444
NSN 5915-01-485-4585
NSN 5905-01-462-0057
NSN 6135-01-386-5709