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 5998-01-503-0216
NSN 5998-00-689-9749
NSN 4140-01-295-0645
NSN 5835-01-642-4705
NSN 6110-00-408-2465
NSN 5925-01-023-6900
NSN 5935-01-532-1335
NSN 5998-00-871-8543
NSN 6240-01-128-3759
NSN 6320-00-504-0916
NSN 6130-01-483-8476
NSN 5930-01-370-4853