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 6320-01-255-2096
NSN 6610-00-975-1699
NSN 6610-00-147-1016
NSN 5960-01-039-6423
NSN 6645-01-300-7611
NSN 5935-01-417-2074
NSN 5935-01-272-6258
NSN 6320-01-481-7322
NSN 2925-01-384-4139
NSN 5910-00-636-4697
NSN 5965-01-271-0808
NSN 6220-01-250-2376