Convert US gallons per second to Cubic inches per minute
Convert US gallons per second (gal/s) to Cubic inches per minute (in³/min) instantly and accurately.
Conversion Formula
in³/min = gal/s × 13860
About US gallons per second
The US gallon per second (gal/s) equals 3.785411784×10⁻³ m³/s, used for very large pump discharge rates and fire-suppression deluge systems. A large centrifugal fire pump rated 1 500 US gal/min delivers exactly 25 US gal/s; industrial cooling-tower makeup lines are sized in gal/s at peak demand. 1 US gal/s = 3.785411784×10⁻³ m³/s = 60 US gal/min ≈ 227.1 L/min.
About Cubic inches per minute
The cubic inch per minute (in³/min) equals 1.6387064×10⁻⁵/60 ≈ 2.731×10⁻⁷ m³/s, common in US pneumatic and hydraulic circuit design. Air-tool consumption is rated in SCIM (standard cubic inches per minute); small hydraulic cylinders advancing at 10 in/min with 1 in² bore consume 10 in³/min: exactly 0.163 mL/s. 1 in³/min ≈ 2.731×10⁻⁷ m³/s.
Quick Reference Table
| US gallons per second (gal/s) | Cubic inches per minute (in³/min) |
|---|---|
| 1 gal/s | 13860 in³/min |
| 2 gal/s | 27720 in³/min |
| 5 gal/s | 69300 in³/min |
| 10 gal/s | 138600 in³/min |
| 25 gal/s | 346500 in³/min |
| 50 gal/s | 693000 in³/min |
| 100 gal/s | 1386000 in³/min |