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 5975-00-551-3152
NSN 5905-00-534-7277
NSN 5855-01-054-9014
NSN 6110-00-553-1853
NSN 6645-01-218-5234
NSN 5935-01-367-0968
NSN 6145-00-181-9622
NSN 6220-01-090-6219
NSN 6610-01-142-8958
NSN 6110-01-630-8185
NSN 5855-01-152-8782
NSN 5950-00-930-4251