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 6135-00-228-8140
NSN 6105-00-056-2785
NSN 6105-01-323-6572
NSN 5920-00-398-0766
NSN 4140-00-498-6867
NSN 5990-01-186-8310
NSN 4140-01-501-5994
NSN 2925-00-294-0315
NSN 5925-01-247-5315
NSN 5835-00-264-0946
NSN 2925-00-087-2465
NSN 5950-01-415-2466