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 6240-01-257-9004
NSN 6240-00-607-4303
NSN 5935-01-300-3274
NSN 5985-00-055-1053
NSN 4140-01-282-3466
NSN 5999-01-272-5065
NSN 5835-01-631-3940
NSN 5960-01-148-2297
NSN 6240-00-279-8716
NSN 6130-00-889-1461
NSN 5975-00-180-8255
NSN 5930-01-262-0172