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 5945-01-036-5384
NSN 5905-01-274-6979
NSN 6135-01-305-2767
NSN 6135-00-334-4500
NSN 5965-00-072-9942
NSN 6110-01-583-6526
NSN 5965-01-492-5695
NSN 6220-00-408-6182
NSN 5915-01-480-3433
NSN 5915-01-622-7200
NSN 5855-01-395-0676
NSN 6220-00-725-7494