STC ST04304NY
FAA DRS lists ST04304NY as Current · Issued, held by Airbus S.A.S., for Airbus SAS A321-251NX, Airbus SAS A321-252NX, and Airbus SAS A321-253NX. Recorded change: Installation of KA Band Antenna. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of KA Band Antenna.
ST04304NY 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: Airbus SAS A321-251NX, Airbus SAS A321-252NX, and Airbus SAS A321-253NX. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Airbus SAS A321-251NX and Airbus SAS A321-252NX, and 1 more aircraft configuration model, serial range, and configuration?
- 02Which antenna, radome, LRUs, and service assumptions are included?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related aircraft connectivity STCs
Addition of two (2) National Security Agency's Remote Secure Telephone Units, No. 3 (STU-III/R) and ancillary equipment to the existing aircraft mission communications system.
FAA holder: L-3 Communications Integrated Systems LP
Installation of an Airborne Non-Secure L-Band Satellite Communications System thru existing INMARSAT Ground Earth Station (GES) via INMARSAT Satellite.
FAA holder: L-3 Communications Integrated Systems LP
Installation of a 3-channel International Maritime Satellite (INMARSAT) System.
FAA holder: L-3 Communications Integrated Systems LP
Installation of a six-channel secure International Maritime Satellite (INMARSAT) system with an updated Mission Communication System (MCS) consisting of five Secure Telephone Units (SELECTEL STU-III) and an updated existing Console Systems Operator console for control of the STU-III units.
FAA holder: L-3 Communications Integrated Systems LP