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 5905-00-292-1113
NSN 5915-01-439-1379
NSN 6135-01-430-3119
NSN 6135-01-054-2462
NSN 6240-00-514-3507
NSN 6610-01-304-3226
NSN 6610-01-470-0165
NSN 5930-00-233-5383
NSN 5975-00-149-0676
NSN 5895-01-251-1505
NSN 5975-01-292-2960
NSN 6645-00-368-8636