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 6320-01-429-9871
NSN 6650-01-254-0491
NSN 5965-01-348-8761
NSN 6320-01-039-5891
NSN 6145-00-038-3369
NSN 6320-00-116-3658
NSN 6240-00-542-6657
NSN 5895-00-925-1198
NSN 5905-01-065-8435
NSN 5985-01-162-2645
NSN 5950-00-134-2944
NSN 5990-01-411-5930