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 6685-01-090-1203
NSN 6145-01-161-7392
NSN 5990-01-423-8189
NSN 5985-01-531-1376
NSN 2925-01-348-5518
NSN 5999-01-494-3052
NSN 5996-01-533-7803
NSN 5960-01-290-6919
NSN 5996-01-204-0675
NSN 2925-01-532-8445
NSN 5855-00-560-0110
NSN 5855-01-381-6052