What was found
FLIGHT 166 SIN-NRT, DIVERTED TO MNL DUE TO CREW O2 PRESSURE AT 0 PSI. MAINTENANCE FOUND B NUT LOOSE AT SECOND OBS SEAT O2 BOX ON BACK OF BOX. TIGHTENED SAME AND PERFORMED LEAK. SYSTEM CHECKS NORMAL.
- Difficulty date
- October 28, 2018
- Submitted
- November 1, 2018
- Operation
- Air carrier
- Aircraft
- N192DN
- Make and model
- Boeing 767332
- Aircraft serial
- 28449
- Aircraft time
- 97,406 hours, 14,025 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- B-Nut
- Condition
- Loose
- Location
- Crew O2
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.