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 5855-01-660-5088
NSN 6145-00-327-4770
NSN 6240-01-372-5894
NSN 6650-01-338-9998
NSN 5905-00-082-1927
NSN 5905-01-224-2375
NSN 6620-00-833-6786
NSN 5999-01-067-8666
NSN 6220-01-452-0007
NSN 6610-01-365-7796
NSN 6650-01-646-1643
NSN 6610-01-445-1036