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Ounces-force to Pounds-force Converter

Enter the force in ounces-force below to convert it to pounds-force.

Convert Ounces-force to Pounds-force

Enter a value in ounces-force (ozf) to convert to pounds-force (lbf).

Result
•
0.3125pounds-force
5 ozf = 0.3125 lbf
Result updates automatically
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Suggested Conversions
Reference:NIST SP 811 (NIST SP 811 App. B.9 (Force))
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Ounce-force to Pound-force Conversion Table

Table showing various ounce-force measurements converted to pounds-force. Click any preset value or arrow to load it into the converter.

Ounces-force (ozf)Pounds-force (lbf)
1 ozf0.0625 lbf
2 ozf0.125 lbf
2.5 ozf0.15625 lbf
5 ozf0.3125 lbf
10 ozf0.625 lbf
15 ozf0.9375 lbf
20 ozf1.25 lbf
25 ozf1.5625 lbf
30 ozf1.875 lbf
50 ozf3.125 lbf

How to Convert Ounces-force to Pounds-force

To convert ounces-force to pounds-force, multiply the force by the following conversion ratio: 0.0625 pounds-force/ounce-force.

Since one ounce-force is equal to 0.0625 pounds-force, you can use this simple formula to convert:

pounds-force = ounces-force × 0.0625

The force in pounds-force is equal to the force in ounces-force multiplied by 0.0625.

For example, here's how to convert 5 ounces-force to pounds-force using the formula above.

pounds-force = (5 ozf × 0.0625) = 0.3125 lbf

How Many Pounds-force Are in an Ounce-force?

There are 0.0625 pounds-force in an ounce-force, which is why we use this value in the formula above.

1 ozf = 0.0625 lbf|1 lbf = 16 ozf

Our ounce-force to pound-force calculator automatically converts your force measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Ounces-force and pounds-force are both units used to measure force. Keep reading to learn more about each unit.

What Is an Ounce-force?

An ounce-force is a unit of force equal to 0.2780139 newtons (N), the base unit for force. 1/16 of a pound-force (0.278014 N). [1]

The ounce-force is classified as a US customary and imperial unit of force. Ounces-force can be abbreviated as ozf; for example, 1 ounce-force can be written as 1 ozf.

When working with ounces-force (ozf) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, ounces-force (ozf) are widely used across standard force applications within US customary and imperial workflows, engineering documentation, and technical data sheets.

What Is a Pound-force?

A pound-force is a unit of force equal to 4.4482216 newtons (N), the base unit for force. Gravitational force on 1 pound mass (4.44822 N). [2]

The pound-force is classified as a US customary and imperial unit of force. Pounds-force can be abbreviated as lbf; for example, 1 pound-force can be written as 1 lbf.

When working with pounds-force (lbf) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, pounds-force (lbf) are widely used across standard force applications within US customary and imperial workflows, engineering documentation, and technical data sheets.

When converting force between ounces-force (ozf) and pounds-force (lbf), keep full floating-point precision (1 ozf = 0.0625 lbf; 1 lbf = 16 ozf) during intermediate calculations and round only the final pound-force figure to match your instrument tolerance.

More Ounce-force & Pound-force Conversions

Need to calculate in the opposite direction? Use our pounds-force to ounces-force calculator to switch your starting unit immediately. You can also explore related tools such as converting pounds-force to ounces-force, converting newtons to pounds-force, or converting kilonewtons to pounds-force.

Frequently Asked Questions

There are 0.0625 pounds-force (lbf) in 1 ounce-force (ozf). Conversely, 1 pound-force (lbf) is equal to 16 ounces-force (ozf).

References

NIST · BIPM · ISO
  1. [1]
    NIST SP 811 (NIST SP 811 App. B.9 (Force))·Force Metrology Standard — Ounces-force (ozf) to Pounds-force (lbf)
    NIST SP 811 Standard
  2. [2]
    NIST CUU (Derived SI Unit: Newton (N))·Unit Specifications: Ounce-force (ozf) & Pound-force (lbf)
    NIST CUU Specification
  3. [3]
    BIPM (SI Brochure (9th Ed.) — Force)·Conversion Factors & Mathematical Basis (ozf to lbf)
    BIPM Reference
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