Service difficulty report · Bear Strap · Boeing 7377H4

Difficulty date
May 11, 2021
Submitted
June 17, 2021
Operation
Air carrier
Aircraft
N440LV
Make and model
Boeing 7377H4
Aircraft serial
29835
Aircraft time
60,603 hours, 35,703 cycles
Part
Bear Strap
Condition
Cracked
Location
Bs 294 S8-9r
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CRACK INDICATION FOUND AROUND FASTENER LOCATED BEAR STRAP AT LEVEL FITTING-LATCH; STA 294.5 BETWEEN S-8R AND S-9R ; 2021-215390 / DIGITAL CALIPER P/N: 500-197-30;S/N: B20189527; DUE DATE: 23-NOV-21.;REMOVED RAIN GUTTER (2E/A) AND FASTENERS LOCATED BTW BS 291.5 AND BS 344 AT STR 7R AND BTW BS 291.5 AND BS 303.9 AT STR 9R AND STR 10R IAW B737-700 SRM 51-40-02 AND PERFORMED VISUAL INSPECTION ON COMMON AREA AND REMOVED PARTS AND NOT FOUND ANY DAMAGE.;REPAIRED FUSELAGE BEARSTRAP BTW BS 277 AND BS 312 AND STR 6R AND STR 10R IAW E.A. # 21-153-01519 PARTS: 21-153-01519-WIP1 AND 21-153-01519-WIP2.;REPAIRED FUSELAGE BEARSTRAP BTW BS 277 AND BS 312 AND STR 6R AND STR 10R IAW E.A. # 21-153-01519 PARTS: 21-153-01519-WIP1 AND 21-153-01519-WIP2. RII;STEP 23. TOOL USED: CALIPER; P/N: 500-464; S/N: B17030933; DUE DATE: 18-AUG-21.;SUMMARY EA 21-153-01519 R2 HAS BEEN APPROVED; ACTIVATED; AND ADDED AS A SUBTASK TO FAULT TTG8Q0050GB8.;SUMMARY EA 21-153-01519 HAS BEEN APPROVED; ACTIVATED; AND ADDED AS A SUBTASK TO FAULT TTG8Q0050GB8.;TOOL USED P/N: NORTEC500D; S/N: N500X1693P030456; DUE DATE: 30-NOV-21.;TOOL USED P/N: NORTEC 500D; S/N: N500X12101V022237; DUE DATE: 24-AUG-21.;TOOL USED PN. NORTEC 600D; SN. 210138503; DUE DATE: 05-MAR-22;TOOL USED DIGITAL CALIPER PN: 500-197-30; SN: B20189443; DUE DATE : 22-NOV-21;TOOL USED P/N: NORTEC 500D ; S/N : N500X12101V022237; CAL DUE DATE: 24-AUG-21;TOOL USED: DIGITAL CALIPER; P/N: 500-197-30; S/N: B20189515; DUE DATE:22-NOV-21.

More about the Boeing 737-7H4