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 5945-00-588-2523
NSN 5996-01-423-9423
NSN 5990-01-462-6961
NSN 6130-01-552-4753
NSN 5930-01-477-4614
NSN 5895-00-448-7193
NSN 6150-01-604-0648
NSN 6620-01-076-8706
NSN 6685-01-276-8200
NSN 6685-01-206-0396
NSN 6145-01-582-3351
NSN 5935-01-106-5186