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 5925-01-503-7854
NSN 5910-00-248-9683
NSN 5975-01-113-6375
NSN 6145-01-464-4399
NSN 2925-00-351-1015
NSN 6135-01-455-9646
NSN 6620-00-269-5168
NSN 5998-01-165-3662
NSN 5990-01-254-3197
NSN 5985-00-538-7634
NSN 5998-01-180-9493
NSN 5855-01-432-6172