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 5985-01-474-0901
NSN 5985-01-129-4172
NSN 6610-01-250-2811
NSN 5855-01-601-4450
NSN 6110-01-327-3670
NSN 5895-01-415-3310
NSN 6610-01-495-0596
NSN 6110-00-888-3009
NSN 6220-01-105-8200
NSN 5920-00-216-4759
NSN 5965-00-781-3578
NSN 6320-01-371-3047