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 5950-01-614-3723
NSN 5835-01-053-3152
NSN 5935-01-146-0945
NSN 5835-00-034-4976
NSN 6220-01-196-5969
NSN 4140-00-307-2732
NSN 6220-00-205-2040
NSN 5999-00-089-7316
NSN 6240-01-620-5060
NSN 5930-01-286-3802
NSN 5905-01-152-0051
NSN 6610-01-267-9881