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 5950-01-567-0885
NSN 5999-01-423-4447
NSN 5990-01-254-3197
NSN 6240-01-395-8300
NSN 6135-01-010-0891
NSN 5935-01-512-8333
NSN 2925-01-327-3069
NSN 7035-01-321-1555
NSN 7035-01-593-8058
NSN 5950-00-482-6766
NSN 6110-01-337-0223
NSN 5855-00-832-9341