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 6110-01-557-8439
NSN 6320-01-157-9076
NSN 5945-00-601-6235
NSN 5990-00-879-5000
NSN 6110-01-268-0418
NSN 6150-01-503-2217
NSN 6645-01-633-1852
NSN 7035-01-399-5354
NSN 6645-00-650-3405
NSN 5930-00-808-9425
NSN 6685-01-412-5843
NSN 5925-00-980-0159