# SDR CALA2026050516001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2026
- Submitted: May 5, 2026
- Operation: Air carrier
- Aircraft: [N37290](https://openairdocs.org/aircraft/N37290), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31601
- Aircraft time: 67,150 hours, 25,079 cycles
- System (JASC): [5743 · Wing, Landing Gear Attach Fittings](https://openairdocs.org/jasc/5743)
- Part: Trunnion
- Part number: 115A521114
- Condition: Scratched
- Location: Zone 600
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026050516001

## Discrepancy

RH MLG UPPER OB BORE OF FWD TRUNION SUPPORT HAS SCRATCHES. REAMED THE RH MLG UPPER O/B BORE OF FWD TRUNION SUPPORT TO 1.5799", FOUND TO BE WITHIN LIMITS IAW B737-800 SRM 57-20-90-2R-2 STEP 4. 51-20-01-0G-0 & SOPM 20-30-03. NO MORE DAMAGE FOUND .

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