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 5990-01-421-5342
NSN 5915-01-631-7144
NSN 5950-00-959-6938
NSN 6240-00-333-5627
NSN 5915-00-804-5806
NSN 5920-01-068-3135
NSN 5925-01-486-9617
NSN 5935-01-544-4398
NSN 2925-01-363-5978
NSN 4140-01-531-4002
NSN 7035-01-056-4603
NSN 6135-01-204-8712