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 5998-01-571-8462
NSN 6610-01-633-8931
NSN 6135-01-468-6491
NSN 5999-01-597-1933
NSN 4140-00-170-1567
NSN 5835-00-064-5312
NSN 6240-01-622-3020
NSN 2925-01-328-0144
NSN 5985-01-555-8481
NSN 7035-00-465-3298
NSN 5910-01-621-3415
NSN 5975-00-346-3668