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 6620-01-158-9412
NSN 5895-01-491-8886
NSN 6145-00-378-3836
NSN 5950-01-425-4005
NSN 5905-01-544-3941
NSN 5855-01-555-0579
NSN 5910-01-243-6166
NSN 6135-00-702-2772
NSN 6150-01-479-4171
NSN 5990-01-482-5950
NSN 6650-01-063-9655
NSN 5998-01-573-3707