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 5950-00-865-1489
NSN 6150-01-639-8152
NSN 6650-00-960-5040
NSN 5975-01-382-3219
NSN 5910-00-962-8108
NSN 5975-01-571-0421
NSN 6650-00-597-7313
NSN 6150-01-602-8149
NSN 7035-01-165-6820
NSN 5895-01-106-4161
NSN 5905-01-513-1216
NSN 6240-01-032-5034