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 5990-00-565-6118
NSN 5950-01-465-8379
NSN 4140-01-539-4354
NSN 5985-01-403-2835
NSN 6105-00-840-6433
NSN 6130-01-364-7415
NSN 6145-00-761-2878
NSN 5835-01-208-8800
NSN 5930-01-365-9751
NSN 5975-01-274-3330
NSN 6620-00-849-0110
NSN 5915-01-234-6872