Model: 551-6685220-42
Exhaust-intake Pneumatic MufflerProperties:
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).
Part 551-6685220-42 NSN 4330-01-430-7339
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
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Schedule B and Export
- Schedule B: 8487900080
- SITC: 74999
- End Use: Industrial machines, other
- NAICS: 333999
- USDA: 1
Freight Class: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
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