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 5950-01-647-1647
NSN 6650-00-003-5413
NSN 5985-00-539-4848
NSN 5950-01-388-3299
NSN 5985-01-202-7919
NSN 5998-00-195-1785
NSN 5910-01-245-6965
NSN 5999-00-636-9589
NSN 4140-01-381-4752
NSN 6220-01-005-8038
NSN 5975-01-100-3222
NSN 5950-00-243-3076