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 7035-01-074-2343
NSN 2925-00-200-0085
NSN 6150-00-906-9101
NSN 4140-00-555-3856
NSN 6110-00-257-5199
NSN 6320-01-425-1417
NSN 6150-00-797-9533
NSN 5990-01-283-7062
NSN 5935-01-020-8274
NSN 6610-01-360-2995
NSN 5950-01-118-1898
NSN 5975-00-727-6099