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 5990-00-296-4825
NSN 5920-01-306-5053
NSN 6105-00-998-8227
NSN 6150-00-925-2465
NSN 5999-01-634-0576
NSN 6130-01-572-3336
NSN 5950-01-442-5484
NSN 6240-00-990-3226
NSN 5905-01-115-4141
NSN 5920-00-617-9909
NSN 5925-01-316-8294
NSN 5950-00-196-1429