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 5915-01-076-1882
NSN 5985-01-051-6106
NSN 5975-01-441-6564
NSN 4140-00-450-1989
NSN 5990-01-463-2279
NSN 5990-00-518-0684
NSN 5950-01-292-2132
NSN 6145-00-401-3518
NSN 6320-00-389-4756
NSN 6105-00-823-4451
NSN 6685-01-583-4414
NSN 2925-01-363-5978