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 6135-01-343-9457
NSN 5835-01-378-6804
NSN 6145-01-319-7763
NSN 6135-00-477-8847
NSN 5960-00-607-0395
NSN 6650-01-282-8015
NSN 5960-01-224-7151
NSN 5855-00-763-2155
NSN 5990-01-036-1631
NSN 6130-01-647-5793
NSN 5920-01-540-3145
NSN 7035-01-585-2382