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 5950-01-488-1275
NSN 2925-01-386-7392
NSN 5930-01-236-9707
NSN 5835-01-495-5986
NSN 5855-00-327-2112
NSN 6135-01-032-8887
NSN 5990-00-583-3726
NSN 6320-01-270-1419
NSN 5975-01-632-8094
NSN 4140-00-394-3538
NSN 5999-01-167-7648
NSN 2925-00-105-3907