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 5950-01-381-2994
NSN 6220-01-117-7619
NSN 5945-00-883-7738
NSN 4140-01-645-1166
NSN 4140-01-104-4727
NSN 5999-01-401-5322
NSN 4140-01-077-7555
NSN 6685-01-383-6522
NSN 5910-00-862-7469
NSN 5975-01-152-5071
NSN 5920-01-179-0340
NSN 5925-01-626-1303