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 5855-01-311-6666
NSN 5990-01-271-1628
NSN 5855-01-525-8017
NSN 5998-00-185-6029
NSN 6150-01-371-0559
NSN 5935-01-521-8477
NSN 5960-01-609-6565
NSN 5975-01-565-5528
NSN 5935-01-098-7604
NSN 5920-01-474-5078
NSN 5965-00-587-1916
NSN 5925-00-222-6199