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 4140-01-039-0414
NSN 6610-00-237-6154
NSN 6145-01-163-4225
NSN 4140-01-435-6198
NSN 5999-01-032-4924
NSN 6135-01-111-1495
NSN 5925-01-657-3520
NSN 6130-01-451-3810
NSN 6135-01-052-9634
NSN 5895-01-480-4311
NSN 6130-01-323-4425
NSN 5910-00-321-0229