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 5990-01-548-5979
NSN 6135-00-351-8606
NSN 5905-01-218-5520
NSN 6645-01-633-1852
NSN 5935-00-888-1439
NSN 6620-01-357-7751
NSN 6150-00-071-7134
NSN 5895-01-141-0244
NSN 5930-01-430-2510
NSN 5915-01-356-2763
NSN 5905-01-442-3168
NSN 6150-00-377-8616