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 6135-01-610-2098
NSN 6130-01-241-3163
NSN 5985-00-259-0423
NSN 4140-00-087-1877
NSN 5920-01-463-3525
NSN 5920-00-575-8826
NSN 6610-01-125-4821
NSN 5960-01-122-2686
NSN 6620-01-130-2626
NSN 6645-01-524-7027
NSN 5985-00-575-0329
NSN 6240-01-392-2018