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 5920-01-121-2368
NSN 5930-01-251-7633
NSN 6620-00-858-7317
NSN 5960-01-530-0581
NSN 6135-01-292-7723
NSN 6650-00-007-4372
NSN 5996-01-216-8136
NSN 5950-00-951-9554
NSN 5990-00-277-3763
NSN 4140-01-414-7093
NSN 6685-01-597-0551
NSN 5935-01-386-3736