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 6240-00-248-6517
NSN 6685-01-647-5983
NSN 6150-01-193-8997
NSN 5950-01-126-1708
NSN 5985-01-439-7239
NSN 5910-01-384-3808
NSN 5910-00-161-1647
NSN 2925-00-968-6339
NSN 6220-01-053-0681
NSN 6105-00-161-1834
NSN 5998-00-083-0303
NSN 6105-01-512-9575