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 5975-01-200-7710
NSN 5965-01-250-3214
NSN 7035-01-269-5700
NSN 6610-00-009-2736
NSN 5960-01-293-1571
NSN 6150-01-371-6246
NSN 6320-01-046-5228
NSN 6135-01-322-4655
NSN 5945-01-062-0800
NSN 5895-00-342-9581
NSN 6620-00-575-9230
NSN 5975-01-394-9985