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 5895-00-614-3311
NSN 5975-01-500-2430
NSN 5855-01-504-6080
NSN 5990-01-548-3711
NSN 6685-00-830-7304
NSN 6620-01-502-9104
NSN 5905-01-474-4079
NSN 5920-00-839-8096
NSN 5950-00-971-8993
NSN 5915-01-569-8227
NSN 5905-01-461-3738
NSN 6650-01-528-6563