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 6130-01-413-5344
NSN 6145-01-434-1843
NSN 5998-01-008-9996
NSN 5985-01-503-3600
NSN 6610-01-250-9327
NSN 6320-01-094-2634
NSN 6685-01-138-3460
NSN 5996-01-357-7181
NSN 5855-00-869-3635
NSN 5925-01-465-6279
NSN 5915-01-237-0118
NSN 6240-01-149-8156