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Other aircraft modifications

STC ST01909LA

FAA DRS lists ST01909LA as Current · Issued, held by Honeywell International Inc., for Bombardier CL-600-2B19 (Regional Jet Series 100) and Bombardier CL-600-2B19 (Regional Jet Series 440). Recorded change: Replacement of existing Air Cycle Machine (ACM) steel bearing with hybrid bearing. Snapshot dated June 30, 2026.

FAA-listed holder
Honeywell International Inc.
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Replacement of existing Air Cycle Machine (ACM) steel bearing with hybrid bearing.

ST01909LA 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: Bombardier CL-600-2B19 (Regional Jet Series 100) and Bombardier CL-600-2B19 (Regional Jet Series 440). Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bombardier CL-600-2B19 (Regional Jet Series 100)A21EABombardier CL-600-2B19 (Regional Jet Series 440)A21EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bombardier CL-600-2B19 (Regional Jet Series 100) and Bombardier CL-600-2B19 (Regional Jet Series 440) 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?

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