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 5965-01-474-0188
NSN 6135-01-499-4068
NSN 5935-01-170-3468
NSN 5996-00-226-5364
NSN 5915-00-351-7355
NSN 5960-01-096-6294
NSN 5996-01-262-8953
NSN 5930-01-077-5137
NSN 5965-00-997-5764
NSN 5925-01-237-3886
NSN 6130-01-199-7595
NSN 5935-00-246-5280