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Calibration Weights

What's On This Page?

We carry a wide variety of calibration weights. Down below, you'll find individual calibration weights, as well as calibration weight sets. If you're looking for weights to calibrate an inaccurate scale, or just to make absolutely sure your scale is measuring weights "right on the money", here's the place to find just the right weight.

This Week's Featured Calibration Weights

ASTM Class 1
100 Gram Calibration Weight

ASTM Class 6
8 Piece Weight Set

Products (Total Items: 117)

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ASTM Class 0 Calibration Weight - 100 gram

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ASTM Class 0 Calibration Weight - 100 gram

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Old Will's Price: $144.00

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$144.00

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 0 100g calibration weight to test and calibrate your digital scale, so ya know it's nice and accurate.

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F1 Calibration Weight - 1000 gram

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Old Will's Price: $204.30

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$204.30

OIML Class F1 ISO Compliant Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

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E2 Calibration Weight - 500 gram

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Old Will's Price: $204.30

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$204.30

OIML Class E2 Calibration Weight with or without NVLAP certificate.
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ASTM Class 1 Calibration Weight - 2000 gram

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ASTM Class 1 Calibration Weight - 2000 gram

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Old Will's Price: $252.00

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$252.00

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 1 2000g calibration weight to test and calibrate your digital scale, so ya know it's nice and accurate.

ASTM Class 3 Calibration Weight - 5000 gram

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ASTM Class 3 Calibration Weight - 5000 gram

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Old Will's Price: $260.00

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$260.00

Digital scales come factory calibrated, but there's a chance they can fall out of calibration during shipping or after use. Use this ASTM Class 3 5000g calibration weight to test and calibrate your digital scale, so ya know it's nice and accurate.

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F1 Calibration Weight - 2000 gram

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Old Will's Price: $306.90

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$306.90

OIML Class F1 ISO Compliant Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

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E2 Calibration Weight - 1000 gram

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Old Will's Price: $333.00

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$333.00

OIML Class E2 Calibration Weight with or without NVLAP certificate.
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F1 Calibration Weight - 5000 gram

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Old Will's Price: $510.30

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$510.30

OIML Class F1 ISO Compliant Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

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E2 Calibration Weight - 2000 gram

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Old Will's Price: $541.80

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$541.80

OIML Class E2 Calibration Weight.
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ASTM Class 1 Stackable Calibration Weight - 5000 gram

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ASTM Class 1 Stackable Calibration Weight - 5000 gram

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Old Will's Price: $551.70

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$551.70

ASTM Class 1 Stackable Calibration Weight with or without NVLAP certificate.
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E2 Calibration Weight - 5000 gram

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Old Will's Price: $740.70

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$740.70

OIML Class E2 Calibration Weight with or without NVLAP certificate.
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ASTM Class 1 Stackable Calibration Weight - 10 kilogram

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ASTM Class 1 Stackable Calibration Weight - 10 kilogram

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Old Will's Price: $756.00

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$756.00

ASTM Class 1 Stackable Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

ASTM Class F Pipe Calibration Weight - 100 pound

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ASTM Class F Pipe Calibration Weight - 100 pound

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Old Will's Price: $1,095.30

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$1,095.30

ASTM Class F Pipe Handle Calibration Weight.
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ASTM Class 1 Stackable Calibration Weight - 20 kilogram

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ASTM Class 1 Stackable Calibration Weight - 20 kilogram

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Old Will's Price: $1,133.10

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$1,133.10

ASTM Class 1 Stackable Calibration Weight with or without NVLAP certificate.
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F1 Calibration Weight - 10 kilogram

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Old Will's Price: $1,277.10

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$1,277.10

OIML Class F1 ISO Compliant Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

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E2 Calibration Weight - 10 kilogram

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Old Will's Price: $1,483.20

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$1,483.20

OIML Class E2 Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

ASTM Class 1 Stackable Calibration Weight - 30 kilogram

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ASTM Class 1 Stackable Calibration Weight - 30 kilogram

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Old Will's Price: $1,593.00

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$1,593.00

ASTM Class 1 Stackable Calibration Weight with or without NVLAP certificate.
(item received may differ from image)

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