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 6645-01-143-0137
NSN 5930-00-233-5329
NSN 5960-01-391-8860
NSN 5915-01-535-6666
NSN 5985-01-128-0445
NSN 5935-01-417-9818
NSN 5950-01-290-3967
NSN 5915-01-421-8290
NSN 6220-01-155-9292
NSN 6650-00-690-8709
NSN 5910-01-443-3625
NSN 6130-01-395-9506