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 5930-00-243-0226
NSN 6320-00-371-8335
NSN 6610-01-110-3802
NSN 4140-01-305-6934
NSN 5915-01-252-6912
NSN 6620-01-476-7355
NSN 5999-00-841-0157
NSN 6645-01-298-1615
NSN 5935-00-453-1861
NSN 5895-00-628-2078
NSN 5910-01-350-4563
NSN 5990-00-590-8050