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 6130-01-347-0370
NSN 4140-01-416-9580
NSN 5855-01-128-1762
NSN 6320-00-382-7825
NSN 6620-01-230-0197
NSN 6240-01-094-6262
NSN 5895-01-132-9607
NSN 5999-00-289-9878
NSN 5920-01-036-5952
NSN 5895-01-052-2130
NSN 5960-01-543-0235
NSN 6685-01-351-3921