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 5990-00-886-3685
NSN 5835-00-128-1967
NSN 5960-01-119-1288
NSN 5925-00-925-3921
NSN 5990-01-632-0969
NSN 6130-00-543-1302
NSN 5975-00-368-8648
NSN 5905-00-253-6706
NSN 5920-00-201-4914
NSN 6685-00-238-6586
NSN 5895-00-647-4969
NSN 6220-00-358-7334