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 5855-01-147-6024
NSN 5910-01-348-6156
NSN 5965-00-408-5501
NSN 5895-00-060-4349
NSN 5855-01-481-0819
NSN 6110-00-935-5351
NSN 5960-01-197-4461
NSN 5945-01-082-2771
NSN 5935-01-231-5039
NSN 6650-00-883-4790
NSN 5895-01-648-7001
NSN 6645-01-410-8905