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 5985-01-501-6887
NSN 5905-01-323-5531
NSN 5965-01-156-7013
NSN 6610-01-130-7057
NSN 6105-01-566-6462
NSN 5998-01-257-1339
NSN 6685-00-796-5664
NSN 5945-01-588-0227
NSN 4140-00-079-8453
NSN 6610-01-592-1551
NSN 4140-00-849-0403
NSN 5965-01-528-6453