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 6135-00-789-2865
NSN 5990-01-416-1017
NSN 5950-01-044-2409
NSN 5996-01-400-0862
NSN 6320-00-646-3311
NSN 7035-01-291-6468
NSN 6320-01-384-3219
NSN 5996-00-721-2194
NSN 5975-00-842-3350
NSN 5935-01-424-5981
NSN 5835-01-030-2519
NSN 5975-01-472-2389