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 5999-01-220-0953
NSN 5905-01-445-2298
NSN 5835-01-062-2235
NSN 5915-00-284-5430
NSN 4140-00-283-6843
NSN 6150-00-630-7302
NSN 5930-01-544-0057
NSN 6220-01-164-3651
NSN 7035-01-548-1483
NSN 6150-01-499-8803
NSN 5975-00-813-9030
NSN 5996-00-611-2641