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 6620-00-932-4306
NSN 5895-01-499-1245
NSN 5990-01-480-9938
NSN 5945-01-408-6578
NSN 5945-01-206-4520
NSN 5855-01-469-6123
NSN 6240-01-050-9156
NSN 5960-01-497-4572
NSN 5905-01-602-4046
NSN 5925-01-605-5962
NSN 5855-01-316-4975
NSN 5910-01-111-2778