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 5930-00-318-9133
NSN 6110-01-454-6380
NSN 5835-01-258-5597
NSN 6145-01-299-0737
NSN 5935-01-634-0668
NSN 6610-00-270-9974
NSN 5985-01-504-4350
NSN 6130-00-422-5593
NSN 5975-01-472-8763
NSN 5975-00-541-8531
NSN 6620-01-122-8886
NSN 6650-01-031-5243