What was found
THE T-FITTING TO THE OXYGEN SYSTEM PRESSURE GAUGE AND TRANSDUCER HAS A CRACK ON ONE END. THE CRACK WAS FOUND VISUALLY AFTER IT WAS DETECTED ON TWO OTHER CJ4 AIRCRAFT.
- Difficulty date
- July 11, 2018
- Submitted
- July 12, 2018
- Operation
- General aviation
- Aircraft
- N606MC
- Make and model
- Cessna 525C
- Aircraft serial
- 525C0121
- Aircraft time
- 1,595 hours, 1,303 cycles
- System (JASC)
- 3500 · Oxygen System
- Part
- Tee Fitting
- Part number
- AS4857D01
- Part serial
- NSN
- Condition
- Cracked
- Location
- Oxygen System
- Part time
- 1,595 hours
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.