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 6220-00-422-4461
NSN 5950-01-622-1616
NSN 5920-00-486-8822
NSN 5915-00-189-7514
NSN 5990-01-320-1412
NSN 5915-00-222-6031
NSN 6240-01-146-4839
NSN 6685-00-259-3013
NSN 5945-00-774-5313
NSN 5915-01-551-0745
NSN 5930-01-520-6418
NSN 7035-01-342-6483