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 5910-01-208-0819
NSN 6650-00-445-6990
NSN 5945-01-124-2457
NSN 5925-01-276-7059
NSN 5999-01-069-8088
NSN 6620-00-825-2227
NSN 6240-00-635-6069
NSN 5950-00-877-7356
NSN 4140-01-557-8316
NSN 5985-01-351-6294
NSN 7035-00-003-7518
NSN 4140-01-263-5409