1 cubic inch per second [in3/s] = 0.034722 cubic foot per minute [ft3/min]
Example: 1 cubic inch per second [in3/s] equals 0.034722 cubic foot per minute [ft3/min].
Examples
1 cubic inch per second [in3/s] = 0.034722 cubic foot per minute [ft3/min]
2 cubic inch per second [in3/s] = 0.069444 cubic foot per minute [ft3/min]
5 cubic inch per second [in3/s] = 0.173611 cubic foot per minute [ft3/min]
10 cubic inch per second [in3/s] = 0.347222 cubic foot per minute [ft3/min]
20 cubic inch per second [in3/s] = 0.694444 cubic foot per minute [ft3/min]
25 cubic inch per second [in3/s] = 0.868056 cubic foot per minute [ft3/min]
Practical Uses for cubic inch per second to cubic foot per minute
pumps and plumbingHVAC airflowirrigation systemsindustrial process flow
Sources and Accuracy
Flow rate conversions use cubic meter per second as the reference unit and include common pump, plumbing, HVAC, and process-flow units.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-08-14.
About These Units
cubic inch per second [in3/s]
Definition
The cubic inch per second (in3/s) is a flow rate unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use cubic inch per second when comparing flow rate values, checking specifications, converting between systems, or preparing quick estimates.
cubic foot per minute [ft3/min]
Definition
The cubic foot per minute (ft3/min) is a flow rate unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use cubic foot per minute when comparing flow rate values, checking specifications, converting between systems, or preparing quick estimates.
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How to Convert
Enter the value in the “From value” field.
Confirm the source unit is cubic inch per second [in3/s].
Confirm the target unit is cubic foot per minute [ft3/min].
Read the instant result and formula.
Where This Conversion Is Used
pumps and plumbingHVAC airflowirrigation systemsindustrial process flow
cubic inch per second to cubic foot per minute Conversion Chart
How do I convert cubic inch per second to cubic foot per minute?
Use this formula: 1 cubic inch per second [in3/s] = 0.034722 cubic foot per minute [ft3/min] Enter your value in the calculator and the result updates instantly.
How many cubic foot per minute are in 1 cubic inch per second?
1 cubic inch per second [in3/s] equals 0.034722 cubic foot per minute [ft3/min].
Can I reverse this conversion?
Yes. Use the swap button in the calculator or open the related reverse conversion link when it is listed on this page.