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 4140-01-627-2540
NSN 5990-00-102-9600
NSN 5985-01-116-5586
NSN 6150-01-328-6206
NSN 5960-00-087-3086
NSN 6650-01-424-3947
NSN 5835-00-085-2287
NSN 5960-00-867-5699
NSN 2925-00-833-9466
NSN 5985-01-244-5004
NSN 5999-01-443-7965
NSN 5990-01-576-4383