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 6240-00-209-1883
NSN 5975-01-291-0993
NSN 6130-01-079-7793
NSN 5935-00-829-9517
NSN 6645-00-580-9605
NSN 6145-00-604-6916
NSN 6135-01-156-4627
NSN 6240-01-248-6302
NSN 5985-00-515-2184
NSN 5930-01-157-5600
NSN 5945-01-346-7836
NSN 6620-01-331-3490