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 6135-01-400-2947
NSN 5996-00-552-9902
NSN 5996-00-289-9847
NSN 6105-01-384-3687
NSN 7035-01-361-4176
NSN 5990-01-623-0082
NSN 5945-01-268-2243
NSN 5975-01-518-3478
NSN 6145-00-233-7473
NSN 6135-00-269-5843
NSN 5975-01-155-0136
NSN 5998-00-473-2035