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 5925-00-155-8463
NSN 5905-01-147-5708
NSN 2925-01-462-1620
NSN 6320-01-106-4414
NSN 5835-01-647-6426
NSN 5925-01-365-5442
NSN 6620-00-130-0815
NSN 6105-01-250-0272
NSN 6145-00-968-6603
NSN 6650-00-155-8431
NSN 5965-01-078-1312
NSN 6110-01-446-8578