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 5895-01-604-5198
NSN 6150-01-580-5714
NSN 5905-01-192-1845
NSN 5998-00-827-0417
NSN 6220-01-318-0969
NSN 6150-01-604-6932
NSN 5930-00-642-9974
NSN 5985-01-585-5585
NSN 6105-00-362-1361
NSN 6620-01-104-2699
NSN 6135-01-285-8807
NSN 6685-01-176-8623