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 5945-01-504-1974
NSN 5975-01-553-3305
NSN 6220-01-358-7468
NSN 6685-01-477-1756
NSN 5960-01-423-4240
NSN 5935-00-298-2004
NSN 6220-01-499-0635
NSN 5998-00-239-1173
NSN 5950-01-102-4087
NSN 5935-01-433-3847
NSN 6685-00-049-6669
NSN 7035-00-541-8516