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 6105-00-202-2469
NSN 6645-00-235-4685
NSN 2925-00-620-2496
NSN 6145-01-605-3228
NSN 5905-00-657-9988
NSN 5999-01-606-5508
NSN 6620-00-568-3947
NSN 6650-01-463-8405
NSN 5920-01-525-7688
NSN 5950-01-341-4838
NSN 5925-01-474-7855
NSN 5905-01-461-3641