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 6650-01-455-3460
NSN 7035-00-250-0982
NSN 5999-01-277-3316
NSN 6240-00-851-1852
NSN 6130-00-295-2661
NSN 5945-00-509-2932
NSN 5975-01-252-3611
NSN 6110-01-608-3775
NSN 5895-00-375-5351
NSN 6130-01-278-9831
NSN 6220-00-211-3985
NSN 6685-01-510-7196