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 5998-01-615-8771
NSN 5945-01-126-3918
NSN 5920-01-462-7524
NSN 5935-00-247-8607
NSN 5855-01-243-2355
NSN 5910-00-407-4713
NSN 5855-00-821-7512
NSN 5990-01-461-8969
NSN 5999-01-274-2677
NSN 6135-00-078-9931
NSN 6130-00-930-6030
NSN 5945-01-351-1871