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 5950-00-126-9441
NSN 6685-01-141-5288
NSN 6105-01-412-0811
NSN 6110-00-936-8416
NSN 6220-01-590-4150
NSN 6610-01-287-9814
NSN 6130-00-630-6952
NSN 5895-01-058-6315
NSN 5985-00-342-9140
NSN 6110-01-345-1574
NSN 6645-01-174-8116
NSN 4140-01-232-3220