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 5975-00-707-6245
NSN 6220-01-344-1647
NSN 5985-01-421-9662
NSN 4140-01-371-6823
NSN 6620-01-263-6697
NSN 6650-00-520-4253
NSN 6150-01-006-4614
NSN 5999-01-502-1489
NSN 5915-01-250-2451
NSN 5985-01-096-8181
NSN 5835-01-141-8823
NSN 6320-01-462-2295