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 5990-01-160-6978
NSN 6685-01-196-7782
NSN 5990-01-356-4259
NSN 5999-01-266-1394
NSN 6320-00-115-0883
NSN 5855-01-197-2774
NSN 5905-00-244-1530
NSN 6150-00-069-0712
NSN 6220-01-250-0171
NSN 7035-01-086-2922
NSN 5930-01-094-8275
NSN 6620-01-598-1550