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 5945-01-179-0723
NSN 6320-01-039-5891
NSN 5990-01-108-0436
NSN 5950-01-377-5879
NSN 4140-01-052-7400
NSN 6105-00-080-5537
NSN 5990-00-258-0228
NSN 5985-01-122-4927
NSN 5945-01-487-3225
NSN 6150-00-596-9882
NSN 2925-01-446-6523
NSN 5835-00-770-2843