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 6150-01-529-0124
NSN 6645-00-879-3867
NSN 6220-00-754-3452
NSN 5960-01-068-0924
NSN 2925-00-196-9003
NSN 5998-00-920-0302
NSN 5920-00-678-3396
NSN 5835-00-707-6266
NSN 5965-01-227-4517
NSN 6130-01-490-2494
NSN 2925-00-328-2018
NSN 2925-01-141-7563