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 5855-01-576-4223
NSN 5996-01-523-1191
NSN 6645-00-901-9281
NSN 5920-00-913-3728
NSN 4140-01-368-3539
NSN 5998-00-115-8071
NSN 6610-01-208-8639
NSN 6650-00-486-7924
NSN 6620-01-217-3216
NSN 5930-00-222-8476
NSN 5950-01-492-7700
NSN 6110-01-655-4000