Model: 491BK
Temperature Indicating CompoundProperties:
A temperature-sensitive material with predetermined melting point. It is used to indicate when a predesignated temperature is reached in such processes as heat treating, welding, and molding.
Part 491BK NSN 6685-01-118-1726
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 9033000000
- SITC: 87490
- End Use: Measuring, testing, control instruments
- NAICS: 334513
- USDA: 1
Freight Class: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90
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