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 5915-01-293-2162
NSN 5915-00-120-1152
NSN 2925-01-446-0525
NSN 5985-00-235-7991
NSN 6610-01-265-1824
NSN 5990-00-765-1264
NSN 6650-01-510-7502
NSN 5985-01-586-3329
NSN 5905-01-490-4290
NSN 5999-00-367-3738
NSN 6150-01-408-0842
NSN 6610-01-461-8180