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 5895-00-445-5607
NSN 5910-00-146-5774
NSN 6645-00-255-1369
NSN 6685-01-176-5709
NSN 6145-01-485-7179
NSN 5985-01-634-0635
NSN 5950-01-463-4331
NSN 6105-01-227-1194
NSN 5960-01-106-7367
NSN 6620-01-260-9142
NSN 5920-01-030-9535
NSN 6150-00-474-1311