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 6685-01-358-1454
NSN 6610-01-287-9814
NSN 5935-01-599-7744
NSN 5895-00-348-2666
NSN 5998-01-027-4331
NSN 2925-00-866-7311
NSN 5998-01-070-9924
NSN 5835-01-116-2369
NSN 5999-00-243-9820
NSN 6110-00-403-3580
NSN 6610-00-814-0574
NSN 5960-01-307-2674