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 5895-01-351-6551
NSN 6240-01-376-8931
NSN 5905-00-731-8668
NSN 6240-01-123-4998
NSN 7035-00-870-0290
NSN 5960-00-553-7338
NSN 5999-00-316-3169
NSN 6620-00-021-9041
NSN 6320-01-521-1764
NSN 4140-01-242-2296
NSN 5965-00-953-0072
NSN 5930-00-141-9016