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 5990-01-472-2447
NSN 5965-01-501-1329
NSN 5950-01-183-8505
NSN 6220-00-368-4945
NSN 5920-01-029-0284
NSN 5996-00-828-2522
NSN 6145-00-937-8895
NSN 5996-01-514-1610
NSN 7035-01-396-3343
NSN 7035-01-468-6532
NSN 6105-01-587-7638
NSN 4140-00-097-0167