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 6685-01-507-7268
NSN 6110-01-265-4078
NSN 5945-01-158-2377
NSN 5945-01-388-7497
NSN 7035-01-533-8790
NSN 5835-01-620-0675
NSN 6320-01-574-1915
NSN 6220-01-121-7391
NSN 4140-01-546-9695
NSN 6650-01-181-6037
NSN 6105-00-038-7518
NSN 5965-01-591-3258