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 5855-01-160-3802
NSN 7035-01-183-1989
NSN 6610-01-622-2795
NSN 6320-00-937-5625
NSN 5960-01-527-4845
NSN 5935-01-456-8182
NSN 5999-00-367-3738
NSN 5965-01-504-8199
NSN 5998-00-166-4214
NSN 5945-00-716-1888
NSN 6645-01-651-9562
NSN 6645-00-181-1877