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 6650-01-370-5265
NSN 6110-00-350-4227
NSN 6610-00-277-7206
NSN 5915-00-006-3205
NSN 6240-01-122-5856
NSN 5930-01-652-6075
NSN 6240-01-348-8974
NSN 5910-01-357-6484
NSN 5990-00-405-5182
NSN 7035-01-023-7859
NSN 5835-01-383-1313
NSN 5965-01-325-0627