Mass and Weight · Unit Converter

Convert Ounce to Ton (short, US)

Convert ounces to tons (short, us) instantly. 1 ounce = 3.125e-5 ton (short, us) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Ton (short, US) to Ounce converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Avoirdupois

Ounce

What is a ounce?

The (avoirdupois) ounce (oz) equals one-sixteenth of a pound, about 28.35 grams.

Origin of the ounce

From Latin 'uncia', meaning a twelfth part.

Where it is used

US food portions, postal weights, and boxing weight classes.

When and where it was developed

Standardized as 1/16 of the international pound from 1959.

Avoirdupois

Ton (short, US)

What is a ton (short, us)?

The short (US) ton equals 2,000 pounds, about 907 kilograms.

Origin of the ton (short, us)

The American ton, equal to 20 short hundredweight.

Where it is used

US industry, mining, and commodity output.

When and where it was developed

Standardized within US customary units.

Ounce to Ton (short, US) conversion formula

The relationship between ounces and tons (short, us):

1 oz = 3.125e-5 sh tn
1 sh tn = 32000.0000282192 oz

To convert ounces to tons (short, us), multiply the value in ounces by 3.125e-5. To reverse, multiply tons (short, us) by 32000.0000282192.

How to use this converter

Type a value into the calculator. The result in tons (short, us) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Ton (short, US) to Ounce converter for the reverse direction.

Step-by-step: convert ounces to tons (short, us)

  1. Write down the value in ounces (oz).
  2. Multiply that value by the factor 3.125e-5.
  3. The product is the equivalent value in tons (short, us) (sh tn).
  4. To reverse, multiply the ton (short, us) value by 32000.0000282192.

Worked examples

Example 1 — Convert 1 oz to sh tn:
1 × 3.125e-5 = 3.125e-5 sh tn

Example 2 — Convert 100 oz to sh tn:
100 × 3.125e-5 = 0.003125 sh tn

Real-world example — Ruler-scale measurements

A 30-ounce school ruler converts cleanly to tons (short, us) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 oz × 3.125e-5 = 0.0009375 sh tn

Real-world example — Hardware-scale dimensions

A 10-ounce fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between ounces and tons (short, us) daily when mixing metric and imperial tools.

10 oz × 3.125e-5 = 0.0003125 sh tn

Real-world example — Postcard and small-object dimensions

A postcard is about 5 ounces wide. Converting to tons (short, us) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 oz × 3.125e-5 = 0.00015625 sh tn

Ounce to Ton (short, US) conversion table

Standard reference values for converting ounces to tons (short, us):

Ounce [oz]Ton (short, US) [sh tn]
0.013.125e-7
0.13.125e-6
13.125e-5
26.25e-5
39.375e-5
40.000125
50.00015625
100.0003125
200.000625
300.0009375
400.00125
500.0015625
1000.003125
5000.015625
10000.03125

Frequently asked questions

How many tons (short, us) is 1 ounce?
1 ounce equals 3.125e-5 ton (short, us).
How do I convert ounces to tons (short, us)?
Multiply the value in ounces by 3.125e-5 to get tons (short, us).
How do I convert tons (short, us) back to ounces?
Multiply the value in tons (short, us) by 32000.0000282192, or use the Ton (short, US) to Ounce converter.
How many tons (short, us) is 100 ounces?
100 ounces equals 0.003125 tons (short, us), because 100 × 3.125e-5 = 0.003125.

Convert Ounce to other weight units

Show all Ounce conversions
Metric / SI (18 units)
Avoirdupois (14 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 oz = 3.125e-5 sh tn) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.