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 5990-01-493-4039
NSN 5915-01-110-1043
NSN 5960-00-161-3056
NSN 2925-00-654-3206
NSN 6150-01-188-5048
NSN 2925-01-355-5280
NSN 6685-01-285-0323
NSN 5925-01-525-7694
NSN 5935-01-612-7835
NSN 5895-00-850-8838
NSN 2925-00-005-1618
NSN 5996-00-733-5690