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 5998-01-612-2311
NSN 5990-01-056-6413
NSN 5965-00-289-6280
NSN 5998-01-200-7715
NSN 5960-00-343-0852
NSN 5895-01-634-0630
NSN 5998-01-008-4999
NSN 4140-01-612-0215
NSN 5996-01-383-7298
NSN 5945-00-553-9963
NSN 5975-00-758-6386
NSN 5910-01-415-9957