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 6620-01-325-6295
NSN 2925-01-248-2005
NSN 6610-01-322-1394
NSN 5985-00-598-4707
NSN 5985-01-092-0782
NSN 5930-00-826-0175
NSN 2925-00-474-4990
NSN 6240-00-138-9124
NSN 5930-01-572-3471
NSN 5950-01-356-8586
NSN 6645-01-417-3279
NSN 6320-01-096-6649