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 5990-00-223-5938
NSN 6110-01-556-9649
NSN 5935-01-148-6740
NSN 6610-01-573-5949
NSN 6240-00-267-2860
NSN 6150-01-056-5288
NSN 6150-00-355-0461
NSN 5905-00-222-6137
NSN 6130-01-252-9724
NSN 2925-01-299-6967
NSN 5930-00-445-0872
NSN 5998-00-553-9535