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 2925-01-146-0278
NSN 5990-01-218-8976
NSN 6620-00-245-6164
NSN 5935-00-149-5453
NSN 2925-01-068-3844
NSN 6240-01-558-9338
NSN 5996-00-248-7061
NSN 6645-01-255-7024
NSN 5998-01-321-9588
NSN 4140-00-726-3551
NSN 5905-01-290-4756
NSN 5920-01-398-1626