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 6320-01-532-7491
NSN 6150-01-382-9691
NSN 6150-00-209-8026
NSN 6650-01-391-4461
NSN 6220-01-469-6213
NSN 5915-01-194-7598
NSN 6610-00-769-6826
NSN 5835-01-476-8210
NSN 6145-01-359-2378
NSN 5930-00-895-1491
NSN 2925-01-481-7170
NSN 5960-01-296-3306