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 6145-00-808-4849
NSN 5975-00-457-0611
NSN 6645-00-102-0015
NSN 5998-01-510-1582
NSN 6645-01-085-8879
NSN 6220-01-584-6078
NSN 5990-01-459-9533
NSN 5985-00-028-2436
NSN 5999-00-259-3557
NSN 2925-01-183-2897
NSN 6685-01-408-5553
NSN 6320-00-593-0379