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 5835-01-111-0969
NSN 6320-01-138-0442
NSN 6145-01-552-7982
NSN 6610-00-296-5007
NSN 5915-01-425-1401
NSN 5996-01-202-9338
NSN 5935-01-118-7768
NSN 5915-01-380-5298
NSN 5935-01-608-0063
NSN 5925-00-202-0938
NSN 5920-00-169-4428
NSN 6145-00-228-0742