Volume · Unit Converter

Convert Cubic Inch to US Pint

Convert cubic inches to us pints instantly. 1 cubic inch = 0.0346320346 us pint — use the live calculator, the exact formula, a conversion table and worked examples. Also check the US Pint to Cubic Inch 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

Cubic (length-derived)

Cubic Inch

What is a cubic inch?

A cubic inch is the volume of a cube one inch on a side (16.387 mL).

Origin of the cubic inch

Derived by cubing the international inch (25.4 mm).

Where it is used

Used for engine displacement and small-part volumes.

When and where it was developed

1959 yard agreement.

US Customary (Liquid)

US Pint

What is a us pint?

A US liquid pint is one eighth of a US gallon (0.473176473 L).

Origin of the us pint

From Old French pinte; one eighth of a gallon in US measure.

Where it is used

Common for beverages, ice cream and produce in the US.

When and where it was developed

English customary.

Cubic Inch to US Pint conversion formula

The relationship between cubic inches and us pints:

1 in³ = 0.0346320346 pt
1 pt = 28.875 in³

To convert cubic inches to us pints, multiply the value in cubic inches by 0.0346320346. To reverse, multiply us pints by 28.875.

How to use this converter

Type a value into the calculator. The result in us pints 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 Pint to Cubic Inch converter for the reverse direction.

Step-by-step: convert cubic inches to us pints

  1. Write down the value in cubic inches (in³).
  2. Multiply that value by the factor 0.0346320346.
  3. The product is the equivalent value in us pints (pt).
  4. To reverse, multiply the us pint value by 28.875.

Worked examples

Example 1 — Convert 1 in³ to pt:
1 × 0.0346320346 = 0.0346320346 pt

Example 2 — Convert 100 in³ to pt:
100 × 0.0346320346 = 3.4632034632 pt

Real-world example — Hair-width scale measurements

A 70-cubic inch measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like us pints for direct comparison across supplier datasheets.

70 in³ × 0.0346320346 = 2.4242424242 pt

Real-world example — Paper and film thicknesses

At the thickness of office paper (roughly 3 cubic inches), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.

3 in³ × 0.0346320346 = 0.1038961039 pt

Real-world example — Plastic-film thickness alternates

A 150-cubic inch plastic film converts cleanly to us pints — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.

150 in³ × 0.0346320346 = 5.1948051948 pt

Cubic Inch to US Pint conversion table

Standard reference values for converting cubic inches to us pints:

Cubic Inch [in³]US Pint [pt]
0.010.0003463203
0.10.0034632035
10.0346320346
20.0692640693
30.1038961039
40.1385281385
50.1731601732
100.3463203463
200.6926406926
301.038961039
401.3852813853
501.7316017316
1003.4632034632
50017.316017316
100034.632034632

Frequently asked questions

How many us pints is 1 cubic inch?
1 cubic inch equals 0.0346320346 us pint.
How do I convert cubic inches to us pints?
Multiply the value in cubic inches by 0.0346320346 to get us pints.
How do I convert us pints back to cubic inches?
Multiply the value in us pints by 28.875, or use the US Pint to Cubic Inch converter.
How many us pints is 100 cubic inches?
100 cubic inches equals 3.4632034632 us pints, because 100 × 0.0346320346 = 3.4632034632.

Convert Cubic Inch to other volume units

Show all Cubic Inch conversions

Sources & references

Conversion factor (1 in³ = 0.0346320346 pt) verified against the following authoritative sources:

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