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 6620-01-474-1890
NSN 5915-01-400-6125
NSN 6320-00-070-4544
NSN 5895-00-979-3882
NSN 5960-01-210-0879
NSN 5935-01-091-6168
NSN 5945-01-234-8056
NSN 5990-00-860-5329
NSN 5960-01-412-0619
NSN 5975-01-538-7959
NSN 5925-01-570-4652
NSN 5996-00-540-6570