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 6685-01-507-5310
NSN 5965-01-317-5020
NSN 5920-00-284-4156
NSN 5990-01-443-2931
NSN 5855-00-688-9954
NSN 5905-01-145-9038
NSN 5920-01-084-6475
NSN 5910-01-392-4817
NSN 5855-01-088-8700
NSN 5960-01-444-2205
NSN 5915-01-321-2603
NSN 6645-01-422-1374