# -3 Pumps, piping, hoses and connections.

**Citation:** 49 CFR 178.348-3  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

Each pump and all piping, hoses and connections on each cargo tank motor vehicle must conform to § 178.345-9, except that the use of nonmetallic pipes, valves, or connections are authorized on DOT 412 cargo tanks.

[Amdt. 178-89, 55 FR 37065, Sept. 7, 1990. Redesignated by Amdt. 178-112, 61 FR 18934

## Document text

Each pump and all piping, hoses and connections on each cargo tank motor vehicle must conform to § 178.345-9, except that the use of nonmetallic pipes, valves, or connections are authorized on DOT 412 cargo tanks.

[Amdt. 178-89, 55 FR 37065, Sept. 7, 1990. Redesignated by Amdt. 178-112, 61 FR 18934, Apr. 29, 1996]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-178.348-3>
- Source ID: `ecfr`
- SHA-256: `4ff8a33ea6c1f332041c9f4c84d98e543f379aaf04ad5d04cfe51ed85586022b`
- Retrieved: 2026-08-20T05:46:20.151Z
- Exported: 2026-08-22T09:46:31.102Z
- Document slug: `49-cfr-178-348-3`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "178",
  "section": "178.348-3",
  "subpart": "Subpart J—Specifications for Containers for Motor Vehicle Transportation",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```