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 6240-01-442-6456
NSN 5835-01-236-6514
NSN 6685-01-134-5442
NSN 5985-01-359-6512
NSN 5925-01-455-4411
NSN 5935-01-310-1884
NSN 5996-01-530-3773
NSN 5855-01-653-3334
NSN 2925-01-415-2140
NSN 5930-00-717-2388
NSN 5930-00-909-8809
NSN 6135-01-558-7257