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 5975-01-251-3036
NSN 5835-01-620-0675
NSN 6650-01-154-8924
NSN 5925-01-583-2436
NSN 5975-01-266-7663
NSN 4140-00-805-0988
NSN 5990-01-571-3593
NSN 5920-01-578-6225
NSN 5920-01-361-8835
NSN 6240-01-487-6459
NSN 5996-00-581-5810
NSN 6620-00-073-8033