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 5960-00-816-9040
NSN 4140-01-392-5692
NSN 6145-01-056-5515
NSN 7035-01-647-3970
NSN 5985-01-486-1583
NSN 5895-01-320-1433
NSN 7035-01-483-7591
NSN 6620-01-572-4486
NSN 5996-01-507-6746
NSN 5985-00-730-6174
NSN 6105-00-200-8074
NSN 5990-01-480-6285