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 6620-01-128-4462
NSN 4140-01-536-8109
NSN 5930-01-103-6849
NSN 7035-01-585-8056
NSN 5855-01-420-4988
NSN 5996-01-368-2906
NSN 5855-01-058-5576
NSN 6150-00-675-1307
NSN 5930-00-104-2115
NSN 2925-01-289-6448
NSN 5996-01-247-7671
NSN 5998-00-161-5161