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 6220-00-465-7553
NSN 6645-01-303-5855
NSN 5985-00-459-5586
NSN 6650-00-617-3984
NSN 5996-01-326-5094
NSN 6645-00-292-5053
NSN 5998-01-461-2935
NSN 5920-00-687-2066
NSN 5998-01-089-1960
NSN 5975-00-541-8531
NSN 2925-01-099-7075
NSN 6220-01-244-6640