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 2925-01-464-3093
NSN 6650-01-568-5750
NSN 5975-00-189-0093
NSN 6610-01-381-3181
NSN 5999-00-156-4424
NSN 5999-01-281-7509
NSN 6685-01-115-5188
NSN 5960-01-133-3551
NSN 5895-01-370-5045
NSN 5999-00-009-9986
NSN 4140-01-268-5709
NSN 6240-01-250-3574