Compressed natural gas as a motor-fuel · 2.0 · 3.37. Mass Flow Meters
For Compressed natural gas as a motor-fuel · 2.0 · 3.37. Mass Flow Meters, device or commodity is Compressed natural gas as a motor-fuel; accuracy class is 2.0; acceptance tolerance (new or newly repaired device) is 1.5 %; maintenance tolerance (device already in service) is 2.0 %; special test tolerance is 2.0 %, verified against its source on 2026-08-20.
- Device or commodity
- Compressed natural gas as a motor-fuel verified
- Accuracy class
- 2.0 verified
- Acceptance tolerance (new or newly repaired device)
- 1.5 % verified
- Maintenance tolerance (device already in service)
- 2.0 % verified
- Special test tolerance
- 2.0 % verified
- Handbook 44 section
- 3.37. Mass Flow Meters verified
- Edition
- 2026 verified
What the source says
2.0 - Compressed natural gas as a motor-fuel 1.5 % 2.0 % 2.0 % - All other hydrocarbon gases and any other hydrocarbon gas/air mix applications not shown in the table
— nist.gov, retrieved 2026-08-20
Source
- nist.govhttps://www.nist.gov/document/2026-nist-handbook-44-section-337