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 5855-01-476-4219
NSN 5915-01-590-6232
NSN 6220-00-606-6119
NSN 6320-01-564-0893
NSN 5998-00-235-5431
NSN 5920-00-636-4713
NSN 6620-00-193-9503
NSN 5935-01-021-7293
NSN 5945-00-796-7225
NSN 5975-00-832-7575
NSN 6610-01-330-4903
NSN 5960-01-657-5958