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 5905-01-598-5775
NSN 5990-01-550-7827
NSN 5920-01-053-0987
NSN 5945-01-329-1727
NSN 6150-01-511-6026
NSN 4140-01-201-4136
NSN 5835-00-195-7508
NSN 5998-01-468-6230
NSN 6620-00-197-5130
NSN 5998-01-378-5911
NSN 5835-01-522-1023
NSN 5930-00-478-8058