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 6220-00-660-5539
NSN 5920-00-276-8657
NSN 6610-01-503-0153
NSN 6135-01-435-5558
NSN 5895-01-125-1805
NSN 5855-01-512-1926
NSN 6645-01-558-6229
NSN 6650-01-528-2848
NSN 5895-01-045-9732
NSN 6145-01-366-5508
NSN 5930-01-512-2009
NSN 5990-01-362-7532