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 6610-01-653-2733
NSN 5935-01-497-8250
NSN 6220-01-355-1251
NSN 5996-01-469-6003
NSN 5996-00-723-3893
NSN 5990-00-164-1198
NSN 5990-00-586-6435
NSN 6135-01-458-0631
NSN 5985-01-478-7014
NSN 5945-01-111-6896
NSN 6130-01-541-4634
NSN 5990-01-170-6081