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 6620-00-273-8735
NSN 5960-00-343-0852
NSN 5925-00-980-0159
NSN 5935-00-488-7280
NSN 5975-01-514-0003
NSN 6685-00-194-9803
NSN 6650-01-399-8552
NSN 5965-01-089-8579
NSN 5835-00-683-4612
NSN 6610-01-487-8879
NSN 6650-01-543-7048
NSN 6220-01-358-4317