STC ST02379AT

FAA DRS lists ST02379AT as Current · Issued, held by Raytheon Aircraft Services, Inc, for Raytheon Aircraft 65-A90-2 (RU-21B), Raytheon Aircraft 65-A90-1 Series, and Raytheon Aircraft 65-A90-4 (RU-21E), and 16 more aircraft configurations. Recorded change: Installation of a cockpit speaker and aural warning muting system. Snapshot dated June 30, 2026.

FAA-listed holder

Raytheon Aircraft Services, Inc

Aircraft configurations

FAA revision date

August 22, 2001

FAA status

Current · Issued

Recorded modification

What the FAA record covers

ST02379AT 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: Raytheon Aircraft 65-A90-2 (RU-21B), Raytheon Aircraft 65-A90-1 Series, and Raytheon Aircraft 65-A90-4 (RU-21E), and 16 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Raytheon Aircraft 65-A90-2 (RU-21B)3A20 Raytheon Aircraft 65-A90-1 Series3A20

Raytheon Aircraft 65-A90-4 (RU-21E)3A20

Raytheon Aircraft H90 (T-44A)3A20 Raytheon Aircraft 65-A90-4 Series3A20 Raytheon Aircraft 65-A90-1 (JU-21A)3A20 Raytheon Aircraft C90A3A20 Raytheon Aircraft E903A20 Raytheon Aircraft 65-A90-1 (RU-21H)3A20 Raytheon Aircraft B903A20 Raytheon Aircraft C903A20

Raytheon Aircraft 65-A90-4 (RU-21H)3A20

Raytheon Aircraft 65-A90-1 (U-21G)3A20 Raytheon Aircraft 65-A90-1 (U-21A)3A20 Raytheon Aircraft 65-A90-1 (RU-21A)3A20 Raytheon Aircraft 65-A90-1 (RU-21D)3A20 Raytheon Aircraft 65-A903A20 Raytheon Aircraft 65-903A20 Raytheon Aircraft 65-A90-3 (RU-21C)3A20

Buyer checks

Confirm before sourcing

ST10294SC-DOther aircraft modificationsRevised Jan 21, 2005

Installation of cockpit center pedestal extension.

FAA holder: Gulfstream Aerospace Corporation

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ST01043ATOther aircraft modificationsRevised Jan 20, 2005

Approval of increased operating weights.

FAA holder: Structural Integrity Engineering

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ST01302WIOther aircraft modificationsRevised Jan 20, 2005

Revise the environmental control system ducting to add two outlets on the cockpit center pedestal for improved crew comfort in accordance with STC Drawing list No. 67-269L001, Rev. C, dated November 18, 2004, stamped FAA Approved January 20, 2005, or later approved revision.

FAA holder: JetCorp

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ST00818WI-DOther aircraft modificationsRevised Jan 19, 2005

Installation of an Airshow Network System on Learjet Model 45 aircraft in accordance with FAA Approved Master Drawing List M100256ICT, Revision D dated September 16, 1999, or later FAA Approved Revision.

FAA holder: Learjet Inc

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What the FAA record covers

Aircraft named in FAA DRS

Confirm before sourcing

Related other aircraft modifications STCs

Installation of cockpit center pedestal extension.

Approval of increased operating weights.

Revise the environmental control system ducting to add two outlets on the cockpit center pedestal for improved crew comfort in accordance with STC Drawing list No. 67-269L001, Rev. C, dated November 18, 2004, stamped FAA Approved January 20, 2005, or later approved revision.

Installation of an Airshow Network System on Learjet Model 45 aircraft in accordance with FAA Approved Master Drawing List M100256ICT, Revision D dated September 16, 1999, or later FAA Approved Revision.