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 5910-00-292-0048
NSN 5905-01-259-6314
NSN 5945-00-415-8284
NSN 6130-00-755-1492
NSN 5975-01-571-2222
NSN 5855-01-630-2164
NSN 6145-01-613-7549
NSN 5930-01-474-5927
NSN 6145-00-081-2797
NSN 5999-00-906-4683
NSN 4140-01-254-3689
NSN 5895-01-406-3053