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 5935-01-200-7841
NSN 5930-00-793-0209
NSN 5996-00-826-8837
NSN 5905-01-321-6108
NSN 6645-01-633-1852
NSN 6320-00-116-3658
NSN 6650-01-164-0191
NSN 6110-01-090-0804
NSN 5910-01-411-6923
NSN 6105-00-352-9481
NSN 6320-01-512-2031
NSN 5930-01-352-0473