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 5920-01-085-4727
NSN 2925-01-239-6044
NSN 5999-01-625-6075
NSN 6610-00-518-4919
NSN 5935-00-301-3710
NSN 7035-00-076-4097
NSN 5910-00-148-8197
NSN 4140-01-605-4005
NSN 2925-01-327-3069
NSN 6220-00-923-9439
NSN 6650-01-262-7296
NSN 6135-01-420-5907