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 5925-00-127-5806
NSN 5915-01-602-5164
NSN 6105-01-504-0965
NSN 6105-00-436-1791
NSN 6645-01-499-1434
NSN 5965-01-523-4572
NSN 6150-00-201-9583
NSN 6620-00-134-8607
NSN 5965-01-426-1707
NSN 6145-00-307-4741
NSN 5998-00-037-4661
NSN 6150-01-550-6752