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 5999-01-436-0857
NSN 6150-01-020-2569
NSN 5985-01-539-4199
NSN 5895-01-409-2949
NSN 6135-01-350-2932
NSN 5920-01-462-9839
NSN 6110-01-376-5921
NSN 6610-01-168-7943
NSN 5915-00-057-8787
NSN 4140-00-717-6123
NSN 5925-00-200-9478
NSN 5920-01-496-2513