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 6320-00-004-9158
NSN 5985-01-216-6847
NSN 6150-00-909-2100
NSN 6610-00-061-2225
NSN 5905-00-811-2635
NSN 5835-00-572-7445
NSN 5960-00-644-4982
NSN 4140-01-230-1082
NSN 6150-01-555-0733
NSN 5915-00-718-5452
NSN 4140-01-644-2120
NSN 5990-00-076-9839