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 6620-01-512-8146
NSN 5915-01-094-7847
NSN 4140-00-185-2993
NSN 6620-01-481-1358
NSN 6610-00-448-6414
NSN 5990-01-588-3999
NSN 5975-00-992-3589
NSN 5965-00-925-5112
NSN 6110-01-275-1039
NSN 5905-01-476-0796
NSN 5935-01-160-2578
NSN 5999-00-145-3072