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 6240-01-416-8399
NSN 5930-01-547-5526
NSN 6135-01-603-2835
NSN 5905-01-457-3686
NSN 5996-01-541-4974
NSN 5998-01-384-3494
NSN 4140-01-044-3366
NSN 6650-00-470-3905
NSN 5895-01-500-1839
NSN 6610-01-199-0499
NSN 6220-01-089-8839
NSN 5930-00-216-7511