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 5920-00-189-7497
NSN 5975-00-549-9431
NSN 6645-01-545-7411
NSN 5910-00-144-4383
NSN 6220-00-225-5795
NSN 5895-00-814-8462
NSN 6110-00-056-8133
NSN 6105-01-033-1281
NSN 6110-01-398-2602
NSN 5996-00-034-3377
NSN 6240-00-821-5125
NSN 5998-00-739-8930