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 5975-01-630-8395
NSN 5965-01-408-7260
NSN 5910-01-195-8392
NSN 5996-01-510-6551
NSN 5915-00-359-7776
NSN 5985-01-331-9331
NSN 4140-01-078-3587
NSN 6620-00-470-3219
NSN 5990-01-542-4212
NSN 6135-00-297-8873
NSN 6130-01-126-9262
NSN 6610-01-447-2560