Part catalog
737-57A1323
Repetitive Detailed inspection for cracks on the left and right wing front spar lower chord and insp OPEN CSN Detailed Inspections IAW Boeing ASB threshold x 50000 CSN 20522 After initial inspection, Repeat Inspections must be performed every 5000 Cy.
Catalog record
- Part number
- 737-57A1323
- Source observations
- 2
- Last observed
- 2017-02-17
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.