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 4140-00-764-3839
NSN 5998-00-432-2165
NSN 6145-01-057-2926
NSN 5835-00-931-5568
NSN 6110-01-148-6288
NSN 5985-00-544-2614
NSN 5990-01-493-4039
NSN 6110-01-481-2807
NSN 6110-00-775-0745
NSN 6685-01-431-7927
NSN 6320-01-160-8578
NSN 6645-00-664-4665