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 4140-00-851-2552
NSN 5999-01-368-7096
NSN 5950-00-271-3210
NSN 4140-01-590-8534
NSN 5965-01-240-0233
NSN 5930-00-375-6330
NSN 5960-00-661-0477
NSN 7035-01-490-5342
NSN 5985-01-572-2106
NSN 6220-01-487-3904
NSN 5835-00-435-6638
NSN 5920-01-549-3536