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 5925-01-538-0359
NSN 5950-01-244-6981
NSN 5920-00-868-7651
NSN 5985-01-246-4604
NSN 5895-01-463-6560
NSN 6320-01-396-2080
NSN 5910-00-101-4530
NSN 6105-01-075-4817
NSN 6240-01-517-2994
NSN 5990-01-151-8756
NSN 5925-00-264-5649
NSN 5965-01-423-8543