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 5996-01-268-4647
NSN 6220-00-629-3964
NSN 6620-01-303-2563
NSN 5945-00-035-9251
NSN 5895-01-242-5201
NSN 6645-01-087-7345
NSN 6110-01-125-9723
NSN 6150-01-577-3964
NSN 7035-00-436-1229
NSN 5835-00-427-2772
NSN 6130-00-923-8467
NSN 6320-01-246-4390