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Other aircraft modifications

STC ST01250LA-D

FAA DRS lists ST01250LA-D as Current · Amended, held by Learjet Inc, for Learjet 45. Recorded change: Installation of a Keith Products Vapor Cycle air-conditioning system with Aux Heater. Limited to installation on serial numbers 45-2001 and 45-4000 and 45-232 through 45-2000). Snapshot dated June 30, 2026.

FAA-listed holder
Learjet Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a Keith Products Vapor Cycle air-conditioning system with Aux Heater. Limited to installation on serial numbers 45-2001 and 45-4000 and 45-232 through 45-2000).

ST01250LA-D 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: Learjet 45. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Learjet 45T00008WI

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Learjet 45 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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