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 6105-01-578-7537
NSN 5990-01-305-8121
NSN 6650-00-125-0671
NSN 6220-01-419-1932
NSN 5930-01-258-5878
NSN 5945-01-555-8059
NSN 5975-01-655-2610
NSN 6650-01-359-1770
NSN 5835-01-059-5535
NSN 5945-00-719-9872
NSN 5915-00-224-3750
NSN 2925-01-542-5671