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 5950-01-494-4611
NSN 6135-01-480-8121
NSN 6610-00-991-9453
NSN 5999-01-321-1393
NSN 5930-01-607-3442
NSN 5835-00-655-1000
NSN 2925-01-597-9541
NSN 5950-00-476-9678
NSN 6240-01-311-8058
NSN 5930-00-510-7647
NSN 5910-00-876-9322
NSN 5975-01-196-4990