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 5905-00-935-1142
NSN 5915-00-757-2664
NSN 5920-00-952-1374
NSN 5985-01-437-8135
NSN 5930-00-087-7969
NSN 6150-01-413-8037
NSN 5910-01-254-2799
NSN 5835-00-905-7165
NSN 6610-01-395-6750
NSN 6650-01-310-3437
NSN 7035-01-495-2253
NSN 5925-01-517-9408