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 5925-00-097-7490
NSN 6105-01-334-7556
NSN 7035-01-469-5854
NSN 6320-01-457-0893
NSN 5990-00-872-1312
NSN 5930-01-127-5842
NSN 5945-00-488-4815
NSN 6685-01-452-7837
NSN 6220-01-558-7832
NSN 5999-01-539-0027
NSN 5945-01-108-2248
NSN 6240-01-600-2774