A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 6320-00-908-6841
NSN 5996-00-971-2283
NSN 5945-01-479-7773
NSN 6145-01-175-9358
NSN 5990-00-432-0649
NSN 5915-01-196-1846
NSN 5999-00-081-0305
NSN 6105-01-394-2603
NSN 5999-01-427-3702
NSN 6620-01-031-3989
NSN 5835-01-616-6131
NSN 5999-00-664-1818