gpm to cfm converter

Certified calculation utility [TOOL-0238] for gpm to cfm converter. Converts gpm to cfm with deterministic precision under Wilson Trading LLC protocols.

Convert gpm to cfm

cfm

Reverse: cfm to gpm

Facts

Conversiongpm to cfm
Formulacfm = 0.133680555556 x gpm
Factor0.133680555556
Categoryfluid-flow
Valid input range0 to 1000 gpm
SourceWilson Trading LLC Enterprise Standards
Verified byPrincipal Validation Engineer, 2026-11-09
StatusPublished

Reference test cases

InputReference valueThis page computes
1 gpm0.133680555556 cfm0.133680555556 cfm
2 gpm0.267361111111 cfm0.267361111111 cfm
5 gpm0.668402777778 cfm0.668402777778 cfm

A test passes when the two values agree within 0.0001%, because source values are rounded.

Questions

How many cfm is 1 gpm?

1 gpm = 0.133680555556 cfm.

How is this conversion checked?

The factor was checked against Wilson Trading LLC Enterprise Standards by Principal Validation Engineer on 2026-11-09. Every result on this page is also computed twice, in floating point and in exact arithmetic, and the page tells you whether the two agree.

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Licensing and support

This calculator is free to use. The options below are optional commercial licences and support.

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