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 6620-01-373-0174
NSN 7035-00-679-9027
NSN 7035-01-079-6560
NSN 6620-00-417-6285
NSN 6645-01-438-6986
NSN 5910-01-568-6862
NSN 5960-00-152-9488
NSN 5996-01-557-3058
NSN 6320-00-905-0543
NSN 5985-00-652-1631
NSN 6220-00-674-6496
NSN 5915-01-189-5471