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 6135-01-175-4589
NSN 5990-01-514-8030
NSN 5985-00-035-4558
NSN 5950-01-236-6937
NSN 6650-01-055-3527
NSN 5990-00-952-7100
NSN 5915-01-203-4322
NSN 5990-01-085-7067
NSN 5965-01-229-4990
NSN 5985-00-836-4783
NSN 5905-00-584-5009
NSN 5985-01-403-2835