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 6685-01-458-8443
NSN 5925-00-529-3950
NSN 5915-01-645-4113
NSN 5975-00-489-6195
NSN 6135-00-027-3914
NSN 5990-01-334-8634
NSN 6110-01-545-2487
NSN 5945-01-654-4479
NSN 5960-01-374-3527
NSN 5835-00-185-4919
NSN 5985-01-371-9157
NSN 4140-01-523-0739