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 5965-00-170-5254
NSN 5905-01-421-4421
NSN 7035-01-392-9838
NSN 5920-00-892-2640
NSN 5935-01-378-1710
NSN 5910-00-270-3318
NSN 7035-01-558-6203
NSN 5835-01-079-6441
NSN 5998-01-417-6982
NSN 5998-01-410-7700
NSN 5999-00-325-4525
NSN 6130-01-399-3662