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 6610-01-080-3572
NSN 6320-01-446-6775
NSN 5960-00-529-0583
NSN 5950-01-039-2546
NSN 6650-00-390-3568
NSN 5905-01-476-3529
NSN 2925-01-627-6568
NSN 5965-01-433-5175
NSN 4140-01-093-5829
NSN 2925-01-327-3069
NSN 6650-01-537-6906
NSN 6620-01-484-6904