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 7035-01-026-0117
NSN 6650-01-619-9986
NSN 6240-00-060-2941
NSN 4140-01-605-8132
NSN 5950-01-611-8088
NSN 7035-01-333-9298
NSN 6110-01-187-4677
NSN 5895-01-333-3107
NSN 5999-01-167-4031
NSN 5960-01-233-0311
NSN 5855-00-256-5562
NSN 4140-00-181-0727