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 5855-00-494-9581
NSN 5905-01-414-1119
NSN 5910-01-314-6340
NSN 5996-01-264-8374
NSN 6130-01-359-7853
NSN 7035-01-055-1696
NSN 6645-00-057-3499
NSN 5990-00-144-3243
NSN 5915-00-566-6353
NSN 4140-01-050-8096
NSN 4140-01-193-8102
NSN 2925-00-221-4977