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 6620-01-391-7331
NSN 5960-00-849-5547
NSN 5998-01-036-0630
NSN 4140-00-248-6089
NSN 6645-01-092-4733
NSN 5975-00-740-8367
NSN 5915-00-140-2886
NSN 5905-01-314-8083
NSN 5996-01-313-2644
NSN 6650-00-177-0983
NSN 5925-01-532-6261
NSN 5945-01-081-2845