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 5925-00-581-6021
NSN 5895-00-241-9375
NSN 5945-01-451-0336
NSN 6320-00-004-9158
NSN 6645-01-217-8809
NSN 5985-00-958-1644
NSN 7035-00-286-6221
NSN 6610-01-446-9735
NSN 2925-01-014-8007
NSN 5945-01-242-1839
NSN 5905-01-596-9768
NSN 5999-01-064-8102