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Other aircraft modifications

STC SE03036CH

FAA DRS lists SE03036CH as Current · Issued, held by Delta Air Lines Inc., for CFM International SA CFM56-7B20, CFM International SA CFM56-7B20/2, and CFM International SA CFM56-7B20/3, and 27 more aircraft configurations. Recorded change: Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
30
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision.

SE03036CH identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: CFM International SA CFM56-7B20, CFM International SA CFM56-7B20/2, and CFM International SA CFM56-7B20/3, and 27 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

CFM International SA CFM56-7B20E00055EN
CFM International SA CFM56-7B20/2E00055EN
CFM International SA CFM56-7B20/3E00055EN
CFM International SA CFM56-7B22E00055EN
CFM International SA CFM56-7B22/2E00055EN
CFM International SA CFM56-7B22/3E00055EN
CFM International SA CFM56-7B22/3B1E00055EN
CFM International SA CFM56-7B22/B1E00055EN
CFM International SA CFM56-7B24E00055EN
CFM International SA CFM56-7B24/2E00055EN
CFM International SA CFM56-7B24/3E00055EN
CFM International SA CFM56-7B24/3B1E00055EN
CFM International SA CFM56-7B24/B1E00055EN
CFM International SA CFM56-7B26E00055EN
CFM International SA CFM56-7B26/2E00055EN
CFM International SA CFM56-7B26/3E00055EN
CFM International SA CFM56-7B26/3B1E00055EN
CFM International SA CFM56-7B26/3B2E00055EN
CFM International SA CFM56-7B26/3B2FE00055EN
CFM International SA CFM56-7B26/3FE00055EN
CFM International SA CFM56-7B26/B1E00055EN
CFM International SA CFM56-7B26/B2E00055EN
CFM International SA CFM56-7B27E00055EN
CFM International SA CFM56-7B27/2E00055EN
CFM International SA CFM56-7B27/3E00055EN
CFM International SA CFM56-7B27/3B1E00055EN
CFM International SA CFM56-7B27/3B3E00055EN
CFM International SA CFM56-7B27/3FE00055EN
CFM International SA CFM56-7B27/B1E00055EN
CFM International SA CFM56-7B27/B3E00055EN

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact CFM International SA CFM56-7B20 and CFM International SA CFM56-7B20/2, and 28 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?