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 5945-01-181-0026
NSN 5950-00-931-3980
NSN 5935-00-419-9924
NSN 6135-01-430-3119
NSN 5895-00-466-3100
NSN 5925-01-306-0120
NSN 5975-00-578-3959
NSN 5950-01-103-2655
NSN 2925-00-997-1792
NSN 5950-01-165-5193
NSN 6220-00-528-7752
NSN 5998-01-427-1087