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 5998-01-108-2855
NSN 5835-01-655-9655
NSN 6240-01-407-0596
NSN 5915-00-541-5589
NSN 5935-00-246-7743
NSN 5950-01-367-1060
NSN 5925-00-686-3364
NSN 7035-01-135-7783
NSN 6320-01-062-9351
NSN 7035-01-333-9298
NSN 5996-01-511-7605
NSN 5835-00-707-6266