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 5985-00-230-8533
NSN 4140-01-413-2162
NSN 5985-01-168-8546
NSN 6650-00-658-9627
NSN 5915-01-442-4245
NSN 5855-01-330-1918
NSN 6320-00-456-2092
NSN 6135-01-196-7399
NSN 6620-00-064-3598
NSN 6650-01-386-1300
NSN 5975-01-388-0808
NSN 6620-00-557-7008