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 5950-00-159-1571
NSN 6620-00-394-1812
NSN 6105-01-280-3460
NSN 5910-00-405-8865
NSN 5915-00-496-7169
NSN 6130-01-170-6504
NSN 5945-01-428-2903
NSN 5975-01-410-7288
NSN 2925-01-064-3729
NSN 5920-00-691-7727
NSN 5925-00-139-1708
NSN 6130-01-355-4121