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 2925-01-271-8727
NSN 5950-01-030-8778
NSN 6610-00-395-2574
NSN 2925-01-505-1666
NSN 5935-00-118-2905
NSN 5960-00-357-3043
NSN 2925-01-280-1911
NSN 5965-00-501-7835
NSN 5990-01-027-8260
NSN 5930-00-344-4695
NSN 6130-01-426-6859
NSN 5965-01-590-1635