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 5895-01-287-8306
NSN 5905-00-915-7631
NSN 5996-01-462-5332
NSN 5999-01-514-6278
NSN 5950-01-583-8433
NSN 5855-01-469-6123
NSN 5996-00-149-8418
NSN 5925-00-887-2358
NSN 5910-00-663-4759
NSN 5895-00-796-0900
NSN 5998-01-380-1662
NSN 6610-00-583-1084