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 6105-00-446-8952
NSN 5915-01-212-8761
NSN 6135-01-518-4507
NSN 5998-00-001-1384
NSN 6130-01-441-7903
NSN 5998-01-306-9771
NSN 5990-01-625-5923
NSN 5996-00-096-2604
NSN 5990-01-099-8574
NSN 4140-00-170-5152
NSN 6650-00-959-6869
NSN 5998-01-558-6784