What was found
RECEIVED HYDRAULIC PUMP PN 212-076-011-101, SN 253750 FOR OVERHAUL WITH THE FOUR SCREWS HOLDING THE PORT CAP THE HEADS WERE MISSING PN NAS1351-3-32P. THE SCREW SHANK SHOW SIGNS OF HYDROGEN EMBRITTLEMENT AND RUST.
- Difficulty date
- May 22, 2001
- Submitted
- July 18, 2001
- Operation
- Air carrier
- Aircraft
- N181W
- Make and model
- Bell 212
- Aircraft serial
- 35058
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Screw
- Part number
- NAS1351332P
- Condition
- Corroded
- Location
- Hyd Pump
- Part time
- 3,764 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.