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 5950-01-475-9882
NSN 6220-00-848-1163
NSN 5935-01-003-8602
NSN 5925-01-425-0959
NSN 5985-01-655-1872
NSN 5930-01-149-7099
NSN 4140-00-648-3303
NSN 6650-00-754-2276
NSN 5950-01-211-8098
NSN 5930-01-268-1312
NSN 5910-00-932-5344
NSN 6240-01-255-5080