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 4140-00-383-2537
NSN 6150-00-212-3975
NSN 4140-01-420-6263
NSN 6130-01-484-3260
NSN 5999-01-161-3557
NSN 4140-00-232-1039
NSN 5998-00-451-7245
NSN 6145-01-295-4894
NSN 5930-00-404-0847
NSN 5895-00-385-9003
NSN 5915-00-795-2811
NSN 6685-01-145-3938