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 6240-01-318-5771
NSN 5920-01-494-9401
NSN 5950-01-653-4800
NSN 5975-00-004-9431
NSN 6130-00-489-7205
NSN 6135-01-100-3593
NSN 5930-01-433-6063
NSN 6110-01-480-6185
NSN 6650-01-207-2905
NSN 5915-00-872-0625
NSN 6610-01-327-3187
NSN 5895-00-230-9335