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 5910-00-187-0032
NSN 6685-01-240-3752
NSN 5895-01-446-5556
NSN 6610-01-204-2571
NSN 5855-01-633-1253
NSN 5930-00-921-8368
NSN 6135-01-446-8310
NSN 6130-01-059-5738
NSN 5945-00-754-3888
NSN 5915-00-131-6344
NSN 2925-01-596-9448
NSN 5998-01-478-0542