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 5920-01-339-2662
NSN 6610-01-211-8956
NSN 5945-01-432-2103
NSN 5895-01-609-0378
NSN 5960-01-654-4353
NSN 5945-01-195-1975
NSN 6105-01-104-1212
NSN 5975-01-341-1177
NSN 6240-01-445-4232
NSN 5965-01-314-7165
NSN 6220-01-585-1515
NSN 6620-00-431-3837