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 5960-01-558-7787
NSN 6130-01-032-0459
NSN 5975-01-202-7423
NSN 4140-00-869-7012
NSN 5930-00-565-5154
NSN 6650-00-346-9106
NSN 5910-01-459-2669
NSN 5990-01-245-7299
NSN 5950-01-273-2184
NSN 6610-01-391-6781
NSN 6685-01-529-0535
NSN 5895-00-005-5535