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 5985-01-157-9880
NSN 7035-00-108-4421
NSN 6320-00-908-6841
NSN 4140-00-991-5949
NSN 6150-01-518-5490
NSN 5930-01-352-5428
NSN 6150-01-550-6703
NSN 5999-01-633-3820
NSN 5905-01-230-0392
NSN 5835-01-357-1247
NSN 5855-01-175-0284
NSN 6685-01-190-8634