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 6650-01-659-3104
NSN 5915-01-182-4798
NSN 6110-00-530-3779
NSN 5910-01-386-3191
NSN 6645-01-154-3080
NSN 6320-00-937-5625
NSN 5895-00-829-9794
NSN 6130-01-103-5700
NSN 4140-00-350-0181
NSN 6320-01-236-9562
NSN 5930-00-055-6303
NSN 6150-01-459-2079