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 7035-00-104-7613
NSN 5965-01-023-9359
NSN 6135-01-568-9107
NSN 6620-00-730-8699
NSN 5985-01-630-3536
NSN 5950-01-651-4716
NSN 6220-00-222-5663
NSN 6130-01-519-8730
NSN 6105-01-542-6642
NSN 6320-01-406-6098
NSN 5975-00-217-1313
NSN 5930-01-388-2000