---
kind: "section"
citation: "42 C.F.R. § 84.148"
title: "42"
number: "84.148"
heading: "Type C supplied-air respirator, continuous flow class; minimum requirements."
url: "https://uscodex.org/cfr/42/84.148"
---

# §84.148. Type C supplied-air respirator, continuous flow class; minimum requirements.

- (a) Respirators tested under this section shall be approved only when they supply respirable air at the pressures and quantities required.
- (b) The pressure at the inlet of the hose connection shall not exceed 863 kN/m. 2 (125 pounds per square inch gage).
- (c) Where the pressure at any point in the supply system exceeds 863 kN/m. 2 (125 pounds per square inch gage), the respirator shall be equipped with a pressure-release mechanism that will prevent the pressure at the hose connection from exceeding 863 kN/m. 2 (125 pounds per square inch gage) under any conditions.

## Notes

### Authority

Authority: 29 U.S.C. 651 et seq.; 30 U.S.C. 3, 5, 7, 811, 842(h), 844.

### Source

Source: 60 FR 30355, June 8, 1995, unless otherwise noted.