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 2925-00-938-3797
NSN 5935-01-079-7485
NSN 5996-01-632-7273
NSN 5960-01-342-9965
NSN
NSN 6240-01-034-5596
NSN 6220-01-462-4715
NSN 6240-00-892-6175
NSN 6105-01-153-2302
NSN 6240-00-789-3370
NSN 5996-01-212-3066
NSN 6685-00-437-8347