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 6240-00-084-0176
NSN 6645-01-292-6987
NSN 5996-01-283-5834
NSN 5835-00-003-0295
NSN 5910-01-233-4729
NSN 4140-01-083-1919
NSN 5975-01-129-4950
NSN 6220-01-211-7025
NSN 5950-00-840-9677
NSN 5925-01-430-3660
NSN 5910-01-070-8465
NSN 6620-01-367-0844