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 6240-01-328-5179
NSN 5975-00-113-5257
NSN 5975-01-331-0953
NSN 5985-01-426-8726
NSN 5925-01-239-8536
NSN 6105-01-295-9970
NSN 5975-00-488-5502
NSN 5945-00-872-2789
NSN 2925-01-394-5650
NSN 5895-01-159-0288
NSN 5945-01-339-9077
NSN 6135-01-290-1594