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 6620-01-136-5492
NSN 5975-00-421-2276
NSN 6130-01-290-2162
NSN 5855-00-427-7848
NSN 5950-00-559-4032
NSN 6650-01-264-7227
NSN 5895-01-624-3729
NSN 6145-00-332-4988
NSN 5910-01-013-9388
NSN 6320-01-583-6809
NSN 5915-00-937-3166
NSN 5996-00-633-4308