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 5855-01-149-4110
NSN 5915-01-658-8051
NSN 6130-01-352-7900
NSN 5960-01-076-4708
NSN 6135-01-177-3552
NSN 6105-01-500-8557
NSN 5895-00-360-0117
NSN 5985-01-364-1149
NSN 5925-01-255-6144
NSN 6240-01-556-2924
NSN 6150-00-518-4558
NSN 5950-01-506-4119