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 6150-00-915-1935
NSN 5965-01-605-0090
NSN 5925-01-572-2000
NSN 5895-01-655-3227
NSN 6610-01-298-2123
NSN 5925-01-602-8068
NSN 5998-00-801-7925
NSN 5990-01-649-0635
NSN 5965-01-485-3501
NSN 5855-00-198-3197
NSN 6135-01-168-2944
NSN 5945-01-423-7966