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 6130-00-428-3787
NSN 6320-00-539-9283
NSN 5998-01-225-1235
NSN 5915-00-308-0281
NSN 7035-01-344-8708
NSN 5985-01-160-2941
NSN 6685-01-155-6563
NSN 5960-00-960-6805
NSN 4140-01-467-1986
NSN 7035-00-205-1932
NSN 4140-01-275-5234
NSN 5930-00-236-8755