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 5895-01-608-4784
NSN 5965-00-445-1843
NSN 6620-01-217-3216
NSN 4140-01-447-2419
NSN 5996-00-518-4880
NSN 5985-01-004-9414
NSN 6620-01-233-7466
NSN 5945-01-461-9291
NSN 5895-00-342-9581
NSN 4140-00-900-6102
NSN 6685-00-087-6925
NSN 5999-01-269-0333