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 5905-00-635-7438
NSN 6110-00-728-4515
NSN 6240-01-294-0913
NSN 6220-01-487-3904
NSN 5915-01-660-1336
NSN 5925-00-853-3832
NSN 5915-01-011-4750
NSN 5950-00-467-1440
NSN 5985-00-059-5915
NSN 5998-01-529-4459
NSN 5950-01-244-2407
NSN 5945-00-924-5557