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 5990-01-264-9759
NSN 5920-01-567-5300
NSN 6110-00-575-9795
NSN 6220-01-580-8137
NSN 6135-00-461-3590
NSN 6240-01-342-5056
NSN 5895-00-970-9592
NSN 6685-01-406-4482
NSN 4140-01-008-8181
NSN 5915-00-127-0111
NSN 6150-00-840-6946
NSN 5990-00-505-1546