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 6110-01-547-9922
NSN 5996-01-644-5405
NSN 5996-01-313-5574
NSN 5950-01-411-4610
NSN 6135-01-430-3119
NSN 6105-01-399-5431
NSN 5920-00-351-8428
NSN 6645-00-269-2764
NSN 6145-01-521-1824
NSN 6135-00-168-9352
NSN 6240-00-578-1965
NSN 5996-01-440-9660