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 5950-01-084-1005
NSN 6135-01-070-3865
NSN 5985-01-500-3753
NSN 5975-01-067-7638
NSN 5920-01-539-2123
NSN 6240-01-285-7857
NSN 5990-01-162-9220
NSN 6220-01-352-9825
NSN 5910-01-346-7817
NSN 5930-00-284-4181
NSN 6130-01-328-9109
NSN 6150-00-905-4586