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 6650-01-029-7409
NSN 6685-00-079-0313
NSN 5930-00-518-1642
NSN 6240-01-125-2060
NSN 6145-00-311-8884
NSN 7035-01-110-5745
NSN 6220-01-367-3658
NSN 5996-01-559-6724
NSN 6240-01-631-4066
NSN 6135-01-193-3892
NSN 6220-01-184-0228
NSN 5930-01-437-9081