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 6240-01-649-2988
NSN 5920-01-386-5798
NSN 6240-01-646-5509
NSN 5835-01-386-4027
NSN 6650-01-125-4989
NSN 5895-01-181-8894
NSN 6610-01-425-1523
NSN 4140-01-473-7863
NSN 5930-01-039-1502
NSN 5925-01-495-4663
NSN 5925-01-130-5343
NSN 5990-01-649-4647