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 6645-01-295-7418
NSN 5985-00-686-9757
NSN 5935-01-311-4121
NSN 5975-00-003-7844
NSN 6110-01-150-2672
NSN 5996-00-156-5967
NSN 5935-00-117-9446
NSN 5998-00-084-9176
NSN 6320-00-036-3688
NSN 7035-00-003-7518
NSN 6130-01-606-9717
NSN 5915-00-194-9572