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 6320-00-456-0836
NSN 6685-01-521-3612
NSN 6320-00-160-0899
NSN 6105-01-034-7689
NSN 5999-01-254-7708
NSN 6135-01-202-8113
NSN 5835-00-233-6327
NSN 5910-01-399-8734
NSN 6320-01-436-9228
NSN 5855-01-082-7912
NSN 5920-01-528-6293
NSN 5985-01-244-0393