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 5990-01-425-2175
NSN 2925-01-625-6841
NSN 5925-00-198-3689
NSN 5990-01-370-7912
NSN 5925-01-506-0593
NSN 5915-01-526-8489
NSN 5990-01-211-6136
NSN 5975-00-509-2879
NSN 5985-01-257-7362
NSN 5915-01-642-1671
NSN 5915-00-675-7481
NSN 5960-00-845-4940