Volume · Unit Converter

Convert US Quart to US Oil Barrel

Convert us quarts to us oil barrels instantly. 1 us quart = 0.005952381 us oil barrel — use the live calculator, the exact formula, a conversion table and worked examples. Also check the US Oil Barrel to US Quart converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

US Customary (Liquid)

US Quart

What is a us quart?

A US liquid quart is one quarter of a US gallon (0.946352946 L).

Origin of the us quart

From the Latin quartus, a quarter of a gallon.

Where it is used

Used for milk, oil and household liquids in the US.

When and where it was developed

English customary.

US Customary (Liquid)

US Oil Barrel

What is a us oil barrel?

The petroleum barrel is exactly 42 US gallons (158.987 L).

Origin of the us oil barrel

Set by the US petroleum industry in the 1860s and now a global oil-trade standard.

Where it is used

The standard unit for crude-oil pricing and production worldwide.

When and where it was developed

US oil industry, 1860s.

US Quart to US Oil Barrel conversion formula

The relationship between us quarts and us oil barrels:

1 qt = 0.005952381 bbl (oil)
1 bbl (oil) = 168 qt

To convert us quarts to us oil barrels, multiply the value in us quarts by 0.005952381. To reverse, multiply us oil barrels by 168.

How to use this converter

Type a value into the calculator. The result in us oil barrels updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the US Oil Barrel to US Quart converter for the reverse direction.

Step-by-step: convert us quarts to us oil barrels

  1. Write down the value in us quarts (qt).
  2. Multiply that value by the factor 0.005952381.
  3. The product is the equivalent value in us oil barrels (bbl (oil)).
  4. To reverse, multiply the us oil barrel value by 168.

Worked examples

Example 1 — Convert 1 qt to bbl (oil):
1 × 0.005952381 = 0.005952381 bbl (oil)

Example 2 — Convert 100 qt to bbl (oil):
100 × 0.005952381 = 0.5952380952 bbl (oil)

Real-world example — From microscopic to macroscopic

A million us quarts equals exactly one us oil barrel. This kind of conversion appears in microfluidics, where total channel length is given in us oil barrels but feature widths are in us quarts.

1000000 qt × 0.005952381 = 5952.380952381 bbl (oil)

Real-world example — Macro-scale buildup

A million us quarts equals exactly one us oil barrel — the conversion that bridges microscale features and macroscale objects in microfluidic, biomedical, and semiconductor packaging design.

1000000 qt × 0.005952381 = 5952.380952381 bbl (oil)

Real-world example — Quarter-meter measurement reference

A 250,000-us quart length equals 0.25 us oil barrels — useful for comparing supply-chain spec sheets where some lengths are quoted in the smaller unit and some in the larger.

250000 qt × 0.005952381 = 1488.0952380952 bbl (oil)

US Quart to US Oil Barrel conversion table

Standard reference values for converting us quarts to us oil barrels:

US Quart [qt]US Oil Barrel [bbl (oil)]
0.015.952381e-5
0.10.0005952381
10.005952381
20.0119047619
30.0178571429
40.0238095238
50.0297619048
100.0595238095
200.119047619
300.1785714286
400.2380952381
500.2976190476
1000.5952380952
5002.9761904762
10005.9523809524

Frequently asked questions

How many us oil barrels is 1 us quart?
1 us quart equals 0.005952381 us oil barrel.
How do I convert us quarts to us oil barrels?
Multiply the value in us quarts by 0.005952381 to get us oil barrels.
How do I convert us oil barrels back to us quarts?
Multiply the value in us oil barrels by 168, or use the US Oil Barrel to US Quart converter.
How many us oil barrels is 100 us quarts?
100 us quarts equals 0.5952380952 us oil barrels, because 100 × 0.005952381 = 0.5952380952.

Convert US Quart to other volume units

Show all US Quart conversions

Sources & references

Conversion factor (1 qt = 0.005952381 bbl (oil)) verified against the following authoritative sources:

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