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 5965-01-392-0049
NSN 5965-01-113-9061
NSN 6135-00-405-1989
NSN 5975-01-329-7747
NSN 6145-00-980-0349
NSN 5945-01-212-9604
NSN 6240-01-313-2229
NSN 5920-01-500-2150
NSN 6110-01-104-9589
NSN 5985-01-442-8169
NSN 5915-01-128-9990
NSN 5996-00-839-3270