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 5910-01-497-4335
NSN 5950-01-167-8181
NSN 5905-01-125-1751
NSN 5920-00-965-7031
NSN 6145-01-028-9984
NSN 5945-01-563-2622
NSN 4140-01-502-7831
NSN 5855-00-688-9954
NSN 5999-00-231-3917
NSN 6145-01-551-4542
NSN 6650-01-104-6139
NSN 5960-01-541-9884