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 5965-01-633-8849
NSN 6135-01-350-2932
NSN 6685-01-494-3437
NSN 5985-01-530-3038
NSN 5996-01-270-5095
NSN 6620-01-114-0841
NSN 5965-01-162-8689
NSN 6130-01-654-0202
NSN 6130-01-237-4031
NSN 6135-01-320-4815
NSN 6220-00-854-2532
NSN 5925-01-524-0448