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 4140-00-957-5285
NSN 5998-01-093-6297
NSN 6130-01-433-2215
NSN 6645-01-480-9847
NSN 6650-01-237-4689
NSN 5925-01-101-7781
NSN 5999-01-203-5940
NSN 6135-00-369-2368
NSN 5920-00-926-3105
NSN 7035-00-145-9138
NSN 6240-01-117-5645
NSN 6320-01-512-2031