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 6610-01-491-0356
NSN 6220-01-537-0129
NSN 5975-01-602-2535
NSN 6240-01-633-9357
NSN 5905-01-120-9046
NSN 5920-00-412-0022
NSN 5925-01-321-8898
NSN 6130-00-882-8596
NSN 5985-01-571-4318
NSN 5910-01-094-6168
NSN 7035-00-585-2113
NSN 5990-01-069-0365