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 6240-01-122-0307
NSN 5998-01-222-2297
NSN 5910-00-453-6128
NSN 5950-01-101-0844
NSN 6150-01-157-2931
NSN 5999-01-211-6671
NSN 6240-01-291-7500
NSN 5990-01-554-8547
NSN 5915-00-237-6183
NSN 2925-00-777-2902
NSN 6620-01-652-2078
NSN 5855-00-014-5008