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 5996-00-250-6556
NSN 5905-01-281-8382
NSN 5998-00-905-1482
NSN 2925-01-578-7731
NSN 6610-01-259-5296
NSN 5915-01-573-5980
NSN 5920-01-423-8595
NSN 6320-01-449-1014
NSN 5945-01-484-6927
NSN 5905-01-174-3414
NSN 5996-00-375-5057
NSN 6620-01-078-6372