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 5975-01-495-4046
NSN 5945-01-323-7894
NSN 5996-01-476-2131
NSN 5930-01-523-5399
NSN 6105-01-290-4738
NSN 6620-01-234-1044
NSN 5999-01-023-1633
NSN 7035-01-499-0680
NSN 6240-00-299-9819
NSN 6145-01-528-6388
NSN 5975-01-493-6005
NSN 5999-00-881-4178