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 5998-01-471-1760
NSN 5905-01-082-7538
NSN 6105-01-237-2507
NSN 6130-00-205-1714
NSN 6130-01-587-1468
NSN 5990-00-321-8459
NSN 5935-01-094-6372
NSN 5905-01-306-7452
NSN 5925-01-540-1616
NSN 5965-01-415-2898
NSN 7035-00-529-3128
NSN 5999-00-293-1718