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 6150-01-446-3586
NSN 6240-01-583-2575
NSN 5960-01-068-2671
NSN 7035-00-455-7666
NSN 2925-01-359-4027
NSN 5990-00-079-0932
NSN 5996-01-462-1631
NSN 6610-01-466-9985
NSN 6110-01-028-7980
NSN 6220-01-473-6399
NSN 5835-01-035-9345
NSN 5930-01-485-4386