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 7035-01-498-4895
NSN 5998-01-212-1974
NSN 4140-00-782-7688
NSN 4140-01-278-1310
NSN 5855-01-199-2046
NSN 6150-01-571-3196
NSN 6150-01-065-6216
NSN 6320-01-320-3305
NSN 5905-01-446-9973
NSN 5965-01-379-7706
NSN 5895-00-011-7880
NSN 4140-00-876-4067