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 5905-01-312-1100
NSN 6645-01-449-1824
NSN 5999-01-481-4510
NSN 5999-00-067-7291
NSN 6145-01-629-2204
NSN 6620-00-868-2147
NSN 5905-01-346-6144
NSN 6650-01-433-1911
NSN 5915-00-935-4984
NSN 5985-01-233-7871
NSN 6110-01-262-7266
NSN 5996-00-161-4202