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 5945-00-391-6274
NSN 5930-01-188-7378
NSN 5905-00-121-1848
NSN 5910-01-310-9716
NSN 5998-01-319-5031
NSN 5930-00-263-0843
NSN 5835-01-501-0526
NSN 5925-00-035-8469
NSN 5835-01-242-9806
NSN 5935-01-098-9235
NSN 5930-01-168-4124
NSN 5930-01-660-7833