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 5910-01-534-1851
NSN 7035-01-246-9936
NSN 5910-00-920-0483
NSN 6685-00-947-6784
NSN 6135-00-027-3914
NSN 6135-00-405-1989
NSN 6685-01-475-1220
NSN 5965-01-392-0049
NSN 6150-01-275-6230
NSN 5996-01-155-2467
NSN 4140-01-426-8428
NSN 5960-01-437-1315