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 6620-01-391-7331
NSN 5998-01-351-8567
NSN 5950-00-334-9612
NSN 6150-01-384-3068
NSN 5998-00-405-2430
NSN 6220-01-653-0480
NSN 5998-01-365-5839
NSN 6110-00-816-9715
NSN 5915-01-472-4169
NSN 5998-01-493-6691
NSN 2925-01-140-8957
NSN 6135-01-100-3593