Convert US Gallon to Ton Register
Convert us gallons to ton registers instantly. 1 us gallon = 0.0013368056 ton register — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Ton Register to US Gallon converter for the reverse conversion.
Units explained
US Gallon
The US liquid gallon is defined as exactly 231 cubic inches (3.785411784 liters).
Based on the English wine gallon of 231 cubic inches, retained by the US after 1824.
The primary US unit for fuel, milk and large beverage containers.
English wine gallon; US since 1824.
Ton Register
A register ton is exactly 100 cubic feet (2.83168 m³).
A volumetric measure of a ship's enclosed cargo space.
Used in maritime tonnage and warehousing (also called ccf for 100 cubic feet).
Maritime trade.
US Gallon to Ton Register conversion formula
The relationship between us gallons and ton registers:
To convert us gallons to ton registers, multiply the value in us gallons by 0.0013368056. To reverse, multiply ton registers by 748.0519480519.
How to use this converter
Type a value into the calculator. The result in ton registers 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 Register to US Gallon converter for the reverse direction.
Step-by-step: convert us gallons to ton registers
- Write down the value in us gallons (gal).
- Multiply that value by the factor 0.0013368056.
- The product is the equivalent value in ton registers (RT).
- To reverse, multiply the ton register value by 748.0519480519.
Worked examples
Example 1 — Convert 1 gal to RT:
1 × 0.0013368056 = 0.0013368056 RT
Example 2 — Convert 100 gal to RT:
100 × 0.0013368056 = 0.1336805556 RT
Real-world example — Body height conversion
You enter your height as 180 us gallons into an international job or visa application. The form then asks for the same value in ton registers — converting between these adjacent units is one of the most-used length conversions globally.
180 gal × 0.0013368056 = 0.240625 RT
Real-world example — Furniture and large objects
A 72-us gallon piece of furniture converts to a value in ton registers that's easier to mentally compare with room dimensions. This is the typical workflow when shopping internationally and product specs use a different unit than your room measurements.
72 gal × 0.0013368056 = 0.09625 RT
Real-world example — Children's height milestones
A 150-us gallon-tall child measures a value in ton registers that's commonly used for theme-park ride height requirements when travelling between countries that use different measurement units.
150 gal × 0.0013368056 = 0.2005208333 RT
US Gallon to Ton Register conversion table
Standard reference values for converting us gallons to ton registers:
| US Gallon [gal] | Ton Register [RT] |
|---|---|
| 0.01 | 1.336806e-5 |
| 0.1 | 0.0001336806 |
| 1 | 0.0013368056 |
| 2 | 0.0026736111 |
| 3 | 0.0040104167 |
| 4 | 0.0053472222 |
| 5 | 0.0066840278 |
| 10 | 0.0133680556 |
| 20 | 0.0267361111 |
| 30 | 0.0401041667 |
| 40 | 0.0534722222 |
| 50 | 0.0668402778 |
| 100 | 0.1336805556 |
| 500 | 0.6684027778 |
| 1000 | 1.3368055556 |
Frequently asked questions
How many ton registers is 1 us gallon?
How do I convert us gallons to ton registers?
How do I convert ton registers back to us gallons?
How many ton registers is 100 us gallons?
Popular volume unit conversions
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Metric / SI (15 units)
US Customary (Liquid) (14 units)
US Customary (Dry) (5 units)
Imperial (UK) (14 units)
Cubic (length-derived) (4 units)
Cooking / Culinary (5 units)
Sources & references
Conversion factor (1 gal = 0.0013368056 RT) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.