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 6320-01-072-2073
NSN 5925-01-540-0023
NSN 5996-01-263-9378
NSN 5985-01-042-5729
NSN 5996-00-574-3625
NSN 6610-01-650-6364
NSN 5925-00-456-0651
NSN 6150-01-643-4283
NSN 7035-00-727-4068
NSN 5965-01-025-5129
NSN 5975-01-646-7154
NSN 6105-01-560-1705