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 5855-00-944-0949
NSN 5910-01-604-9141
NSN 7035-00-281-4082
NSN 6685-01-291-9368
NSN 6620-00-907-2670
NSN 5999-01-420-7843
NSN 6240-01-128-2173
NSN 5950-01-181-3079
NSN 6145-01-010-4433
NSN 5835-01-430-4765
NSN 5920-00-532-3926
NSN 6685-00-045-5243