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 5999-00-917-4417
NSN 5925-01-524-7397
NSN 6105-01-206-4972
NSN 5945-01-502-2452
NSN 5945-00-187-5383
NSN 5835-00-880-6477
NSN 5925-00-477-2703
NSN 5999-01-461-3052
NSN 2925-01-250-2731
NSN 5990-01-195-9400
NSN 5985-01-615-1476
NSN 5996-01-290-6926