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 6110-00-089-4395
NSN 5975-01-086-4207
NSN 5855-01-644-0445
NSN 6645-00-917-2143
NSN 5985-01-398-0282
NSN 5965-00-433-6181
NSN 5960-01-641-5493
NSN 5960-00-845-3482
NSN 5835-01-241-1090
NSN 6220-01-418-2549
NSN 6220-01-446-2527
NSN 5965-01-065-5544