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 5895-01-029-3791
NSN 5930-01-529-9827
NSN 6650-00-197-7563
NSN 5920-00-733-8468
NSN 5950-01-634-0677
NSN 6220-01-032-4910
NSN 6150-00-371-4620
NSN 5935-01-498-2778
NSN 5895-00-080-2003
NSN 6685-00-220-2155
NSN 7035-00-991-6877
NSN 6240-01-016-6098