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 5998-01-643-2665
NSN 6150-01-245-0801
NSN 5920-01-390-7204
NSN 2925-01-299-6967
NSN 6220-01-258-6256
NSN 6320-01-397-0399
NSN 6320-01-265-8703
NSN 6620-01-508-6072
NSN 6145-01-657-1558
NSN 5855-01-549-3666
NSN 2925-01-567-8027
NSN 6135-01-293-3066