An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes cap, protective, dust and moisture seal.
Classification: Parts of engines and motors, nesoi
NSN 5990-01-268-6767
NSN 7035-01-061-6424
NSN 5930-00-797-8705
NSN 7035-00-523-7492
NSN 6240-00-449-6003
NSN 5910-00-736-0586
NSN 5935-01-509-0329
NSN 5965-01-608-0537
NSN 5905-01-593-9970
NSN 6220-01-247-0086
NSN 5910-00-433-7055
NSN 6110-00-930-8191