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 6135-01-659-7653
NSN 6110-01-178-0430
NSN 5835-00-470-4295
NSN 5905-01-274-0834
NSN 5920-00-127-2303
NSN 4140-01-509-6099
NSN 5925-01-041-6342
NSN 5835-01-398-3859
NSN 5990-00-004-4158
NSN 5990-00-622-1010
NSN 5855-00-014-5008
NSN 6150-01-200-3591