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 5950-01-285-6673
NSN 5945-01-200-6203
NSN 6320-01-530-4870
NSN 6240-00-583-3818
NSN 5925-01-397-1460
NSN 6650-01-443-5342
NSN 6105-01-467-3694
NSN 6645-01-099-4322
NSN 5910-01-406-4317
NSN 5905-01-104-2126
NSN 5905-00-563-2771
NSN 5930-01-152-7558