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 6620-00-416-4131
NSN 6240-01-527-0849
NSN 5945-00-274-5690
NSN 5915-01-100-8523
NSN 6110-01-377-6557
NSN 5965-00-275-0491
NSN 5975-00-636-4910
NSN 5985-01-468-6894
NSN 5920-01-486-4883
NSN 6135-01-120-9812
NSN 6150-01-632-4228
NSN 5895-01-229-1285