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 4140-00-213-9937
NSN 6240-01-648-6370
NSN 5920-00-283-6386
NSN 2925-01-497-4520
NSN 5950-00-276-2058
NSN 6110-01-201-4251
NSN 5975-01-197-7673
NSN 5996-01-156-4092
NSN 6685-00-684-7891
NSN 6130-01-408-6283
NSN 6130-01-359-5941
NSN 6320-00-994-0179