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 5930-00-604-4048
NSN 6685-01-450-3479
NSN 4140-00-760-8131
NSN 6145-00-897-3112
NSN 6685-01-487-8713
NSN 7035-01-328-3344
NSN 5950-01-518-5437
NSN 5895-01-497-0361
NSN 6145-00-583-9989
NSN 6610-01-133-9812
NSN 5920-01-153-1221
NSN 6130-01-607-6305