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 4140-00-391-0879
NSN 6610-01-616-8852
NSN 5990-01-213-6319
NSN 5855-01-611-2803
NSN 6650-01-316-3274
NSN 6150-01-553-3090
NSN 5855-00-079-2370
NSN 5999-01-654-1742
NSN 5930-01-474-0612
NSN 4140-01-230-8468
NSN 6240-01-090-2280
NSN 5920-01-171-0324