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 5999-01-089-8017
NSN 5855-00-451-6155
NSN 5835-00-958-6231
NSN 5960-00-106-4168
NSN 5990-00-869-2122
NSN 6220-00-770-4533
NSN 7035-01-118-5861
NSN 6110-00-718-6875
NSN 6650-01-555-8349
NSN 6105-00-337-3493
NSN 4140-01-542-1819
NSN 6145-00-734-4554