stored pressure dry chemical extinguishers that require a 12-year hydrostatic test · Internal examination · OSHA 29 CFR 1910.157
What is the interval for stored pressure dry chemical extinguishers that require a 12-year hydrostatic test · Internal examination · OSHA 29 CFR 1910.157?
For stored pressure dry chemical extinguishers that require a 12-year hydrostatic test, service obligation is Internal examination; authority is OSHA 29 CFR 1910.157; interval is every 6 years, recorded from its source on 2026-08-19.
The employer shall assure that stored pressure dry chemical extinguishers that require a 12-year hydrostatic test are emptied and subjected to applicable maintenance procedures every 6 years. Dry chemical extinguishers having non-refillable disposable containers are exempt from this requirement. When recharging or hydrostatic testing is performed, the 6-year requirement begins from that date.
— ecfr.gov, retrieved 2026-08-19
- Extinguishing agent / type
- stored pressure dry chemical extinguishers that require a 12-year hydrostatic test verified
- Service obligation
- Internal examination our reading
- Interval
- every 6 years verified
- Authority
- OSHA 29 CFR 1910.157 our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- ecfr.govhttps://www.ecfr.gov/current/title-29/subtitle-B/chapter-XVII/part-1910/subpart-L/section-1910.157