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 6240-01-243-5714
NSN 6135-00-100-8890
NSN 7035-01-538-7381
NSN 6220-01-237-6776
NSN 5998-00-778-2167
NSN 6130-01-614-6717
NSN 6320-00-382-7825
NSN 5920-01-057-7370
NSN 5920-01-045-1484
NSN 5835-01-456-3922
NSN 6620-00-759-6646
NSN 6220-00-719-7714