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 6320-01-643-0850
NSN 5950-01-048-7581
NSN 5990-01-056-6413
NSN 6105-01-126-1802
NSN 5945-01-013-5290
NSN 5925-01-146-1953
NSN 5985-00-251-7028
NSN 5975-00-715-1563
NSN 5990-01-421-3325
NSN 5855-01-359-0373
NSN 6610-00-968-8193
NSN 6685-01-065-2177