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 5855-00-902-3069
NSN 5990-01-364-0813
NSN 5925-00-138-5108
NSN 6240-01-363-8258
NSN 5925-01-059-0275
NSN 5915-00-148-4515
NSN 5998-00-629-9231
NSN 5999-00-707-3257
NSN 6135-01-606-8244
NSN 5925-00-599-6339
NSN 6320-01-512-2031
NSN 6130-00-833-7763