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 4140-00-257-5215
NSN 5998-00-179-3251
NSN 6130-00-108-9559
NSN 6240-00-155-7836
NSN 5996-00-597-2234
NSN 6220-00-379-4044
NSN 5905-00-626-2343
NSN 5945-01-433-3390
NSN 5975-01-311-4865
NSN 5965-01-613-0932
NSN 6685-00-824-6875
NSN 5990-01-650-9034