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 5905-01-381-2474
NSN 5950-01-554-9702
NSN 5835-00-309-2373
NSN 5945-01-103-5117
NSN 5835-01-336-1153
NSN 6135-01-428-8821
NSN 6240-01-233-9544
NSN 5925-01-258-9623
NSN 6685-00-119-6262
NSN 5930-01-541-5565
NSN 6145-01-223-7763
NSN 6650-00-539-7298