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 5996-00-304-8196
NSN 5905-01-453-4506
NSN 6320-01-442-8604
NSN 5999-01-393-2699
NSN 6610-00-841-8221
NSN 4140-01-283-1275
NSN 5920-01-618-9362
NSN 5999-01-040-8325
NSN 5996-01-068-4761
NSN 6650-01-604-9315
NSN 5998-01-596-4488
NSN 6110-01-265-4625