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 6240-01-485-7391
NSN 5945-00-959-6309
NSN 5945-01-099-6889
NSN 6110-00-771-4538
NSN 5935-00-190-0113
NSN 7035-01-421-7159
NSN 5950-01-322-9759
NSN 5935-01-415-1775
NSN 5985-01-109-4201
NSN 5996-00-199-6972
NSN 5999-00-632-0303
NSN 6110-00-816-9715