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 5985-01-603-7525
NSN 5920-01-113-2900
NSN 7035-01-437-4137
NSN 6320-00-032-4853
NSN 5835-00-453-9752
NSN 5835-01-571-4083
NSN 6150-00-773-3673
NSN 6620-00-456-0404
NSN 5895-00-424-6296
NSN 6220-01-187-8459
NSN 5910-01-414-5422
NSN 6685-01-434-8906