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 5975-00-320-3150
NSN 5996-01-339-9895
NSN 5965-01-170-5705
NSN 5895-01-226-5781
NSN 5910-00-181-5882
NSN 5950-01-474-5562
NSN 5985-01-080-1897
NSN 5985-00-217-1624
NSN 5935-00-949-2424
NSN 5975-00-819-1861
NSN 5915-01-093-2389
NSN 5925-00-267-3044