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US Pints to Cubic Inches (pt to in³) Converter

1 US pint (pt) = 28.875 cubic inches (in³). To convert US pints to cubic inches, multiply by 28.875: 25 pt × 28.875 = 721.875 in³.

1 pt = 28.875 in³
Convert the other way: Cubic Inches to US Pints

Quick facts

How to convert US pints to cubic inches

  1. Take the value in US pints.
  2. Multiply it by 28.875 (the number of cubic inches in one US pint).
  3. Round the result to the precision you need.
in³ = pt × 28.875

Worked example: 25 pt × 28.875 = 721.875 in³.

To convert cubic inches back to US pints, multiply by 0.034632, or divide by 28.875.

Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).

US Pints to Cubic Inches conversion table

US Pints to Cubic Inches conversion table
US Pints [pt]Cubic Inches [in³]
0.01 pt0.28875 in³
0.1 pt2.8875 in³
1 pt28.875 in³
2 pt57.75 in³
3 pt86.625 in³
5 pt144.375 in³
10 pt288.75 in³
20 pt577.5 in³
50 pt1443.75 in³
100 pt2887.5 in³
1000 pt28875 in³

pt to in³ chart from 1 to 100

Cubic Inches to US Pints conversion table

Cubic Inches to US Pints conversion table
Cubic Inches [in³]US Pints [pt]
0.01 in³0.0003463203 pt
0.1 in³0.0034632035 pt
1 in³0.0346320346 pt
2 in³0.0692640693 pt
3 in³0.1038961039 pt
5 in³0.1731601732 pt
10 in³0.3463203463 pt
20 in³0.6926406926 pt
50 in³1.7316017316 pt
100 in³3.4632034632 pt
1000 in³34.632034632 pt

US Pints vs Cubic Inches

US PintCubic Inch
Symbolptin³
Equals1 pt = 28.875 in³1 in³ = 0.034632 pt

What is a US pint?

A US customary unit equal to 2 cups. Used in the US for beer, milk, and cooking measures.

What is a cubic inch?

The volume of a cube with 1-inch sides. Used in the US for small mechanical parts and engine displacement.

Frequently asked questions

How many cubic inches are in a US pint?

There are 28.875 cubic inches in 1 US pint (1 pt = 28.875 in³).

How many US pints are in a cubic inch?

There are 0.034632 US pints in 1 cubic inch (1 in³ = 0.0346320346 pt).

How do I convert US pints to cubic inches?

Multiply the number of US pints by 28.875. For example, 10 pt × 28.875 = 288.75 in³. To convert back, multiply by 0.034632.

What is 10 pt in cubic inches?

10 pt = 288.75 in³.

What is 100 pt in cubic inches?

100 pt = 2,887.5 in³.

Is the conversion exact?

Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.

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Reviewed by

Dr. Muhammad Amjad Khadim PhD Mathematics

Dr. Muhammad Amjad Khadim holds a PhD in Mathematics. He writes and reviews the guides on pakmath.com and checks every formula, conversion factor and worked example against published standards and official guidance before it goes live. Spotted an error? Tell us and it will be corrected.

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First published 28 October 2026 · Last reviewed 5 November 2026