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 6135-01-572-3296
NSN 5965-00-436-2226
NSN 5998-01-300-5798
NSN 6135-00-497-0491
NSN 5960-00-893-0151
NSN 5905-01-602-8317
NSN 5920-01-287-8409
NSN 5998-01-529-6471
NSN 6150-00-946-6954
NSN 5960-01-362-1213
NSN 5925-01-089-2175
NSN 5965-00-462-6887