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 6145-00-873-4808
NSN 6685-01-044-1866
NSN 6150-01-003-9580
NSN 6150-01-112-6807
NSN 5855-00-912-3885
NSN 5945-00-835-3629
NSN 5930-01-188-6908
NSN 4140-01-173-3960
NSN 6645-01-025-1002
NSN 5950-01-076-5052
NSN 5905-01-462-8611
NSN 6320-00-823-2015