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 6150-01-076-0679
NSN 6650-00-824-0745
NSN 6620-00-571-8157
NSN 5990-00-576-4882
NSN 5905-01-117-2005
NSN 6320-01-072-2073
NSN 6240-01-441-3388
NSN 6685-00-281-2840
NSN 6130-01-399-1945
NSN 5930-01-519-2821
NSN 5920-01-509-1153
NSN 6685-01-077-8187