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 6620-01-505-7921
NSN 6110-01-233-7153
NSN 5950-00-968-7639
NSN 7035-00-238-3662
NSN 5895-01-321-3956
NSN 5999-01-172-0102
NSN 4140-01-294-6041
NSN 5935-01-006-2299
NSN 5910-00-029-4852
NSN 6105-00-297-3762
NSN 5935-01-289-9507
NSN 6685-00-816-5660