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 5965-00-337-0777
NSN 5985-00-259-5757
NSN 5915-00-301-3818
NSN 6130-00-881-4467
NSN 5925-00-081-9135
NSN 5985-01-004-2723
NSN 5920-01-250-3473
NSN 5996-01-258-7985
NSN 7035-00-003-7518
NSN 6620-01-316-3487
NSN 5999-01-480-6931
NSN 6645-01-567-2968