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 5960-00-283-6235
NSN 6135-01-142-2417
NSN 5835-01-557-4914
NSN 6145-00-726-3761
NSN 6240-01-649-2171
NSN 6150-00-125-8457
NSN 5905-01-090-5529
NSN 5930-01-546-4448
NSN 6240-01-265-0960
NSN 6610-01-027-8736
NSN 7035-00-406-0568
NSN 5930-01-543-7181