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 5905-00-261-6491
NSN 6130-00-156-7751
NSN 5975-01-256-3415
NSN 5950-01-537-9763
NSN 5935-00-553-3340
NSN 5998-01-195-2660
NSN 5910-01-052-3450
NSN 4140-01-106-7154
NSN 6220-01-612-4460
NSN 4140-00-640-1228
NSN 5920-01-173-8212
NSN 5835-01-296-3790