---
kind: "section"
citation: "46 C.F.R. § 197.326"
title: "46"
number: "197.326"
heading: "Oxygen safety."
url: "https://uscodex.org/cfr/46/197.326"
---

# §197.326. Oxygen safety.

- (a) Equipment used with oxygen or oxygen mixtures greater than 40 percent by volume must be designed for such use.
- (b) Oxygen systems with pressures greater than 125 psig must have slow-opening shut-off valves except pressure boundary shut-off valves may be ball valves.

## Notes

### Authority

Authority: 33 U.S.C. 1509; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703, 6101; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 76-009, 43 FR 53683, Nov. 16, 1978, unless otherwise noted.