What was found
CRACK STRINGER 27L KEEL BEAM LOCATED BTW BSTA 727 TO BSTA 727A AT AFT CARGO COMPARTMENT ; 2021-311663 / [01] TOOLL USED RADIUS GAUGE P/N: 2204A3 S/N: AE-408651 DUE DATE:02-FEB-22 DIGITAL CALIPER P/N:700-113-10 S/N:0023244 DUE DATE:28-SEP-22; [02] TOOL USED PN: NORTEC500D; SN: N500X12101V022235; DUE DATE: 03 JUN 21.; [03] TOOL USED PN: NORTEC500D; SN: N500X12101V022235; DUE DATE: 03 JUN 22.; [04] TOOL USED: P/N: NORTEC 600D; S/N: 210138003; DUE DATE: 05-MAR-22; [05] TOOLS USED: TEMPERATURE CONTROLLER P/N:P3015GOES00000; S/N:112031023; DUE DATE: 22-JAN-22; TEMPERATURE CONTROLLER P/N:P3015GOES00000; S/N:112820025; DUE DATE: 22-JAN-22;; [06] TOOL USED: DIGITAL CALIPER P/N: 500-197-30; S/N: B20189521; DUE DATE: 22-NOV-21.; [07] PERFORMED PERMANENT REPAIR ON STRINGER 27L KEEL BEAM LOCATED BTW BSTA 727 TO BSTA 727A AT AFT CARGO COMPARTMENT IAW B737-700 SRM 53-60-12-2R-1 REPAIR 1 FIGURE 202. MATERIAL USED: ALUMINUM SHEET P/N 7075T0/0.125 PO: 2012-531798. HEAT TREATED TO T62. AND ALUMINUM BLOCK P/N 7150-T77511 PO: 2020-201542.; [08] PERFORMED PERMANENT REPAIR ON STRINGER 27L KEEL BEAM LOCATED BTW BSTA 727 TO BSTA 727A AT AFT CARGO COMPARTMENT IAW B737-700 SRM 53-60-12-2R-1 REPAIR 1 FIGURE 202. MATERIAL USED: ALUMINUM SHEET P/N 7075T0/0.125 PO: 2012-531798. HEAT TREATED TO T62. AND ALUMINUM BLOCK P/N 7150-T77511 PO: 2020-201542. RII ITEM