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 6645-01-010-3746
NSN 5965-01-331-6378
NSN 5965-00-886-3279
NSN 6320-01-547-2743
NSN 5925-00-262-5651
NSN 6220-00-311-4291
NSN 6620-01-380-2905
NSN 5999-01-338-6875
NSN 5975-00-012-4376
NSN 5975-01-093-9541
NSN 5895-01-317-3986
NSN 5998-00-197-3081