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 5910-00-977-2944
NSN 6130-00-781-0709
NSN 5930-00-936-2938
NSN 4140-01-562-0499
NSN 5855-00-149-0766
NSN 5855-01-586-6165
NSN 5920-01-115-1739
NSN 6130-01-487-8699
NSN 5999-00-678-6376
NSN 5965-00-156-7372
NSN 7035-01-426-4133
NSN 4140-01-160-7699