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 5965-01-642-6819
NSN 5985-00-732-9651
NSN 5910-01-031-9375
NSN 5910-01-657-1235
NSN 4140-01-158-1401
NSN 2925-00-480-9068
NSN 5930-01-127-0635
NSN 5935-01-240-1006
NSN 6240-00-643-4532
NSN 5985-01-413-8307
NSN 6130-01-173-1966
NSN 5910-00-984-3134