The U.S. aircraft register, updated daily
Approved modifications · supplemental type certificate · current · reissued

ST04394AT

Interior Reconfiguration installation. Held by Aircraft Reconfig Technologies, LLC, which holds 115 approved modifications in all. Last revised April 24, 2026. System: cabin, seats and restraints.

What it applies to

Kind of product
Aircraft
Design holder
Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS; Airbus SAS
Models
A319-111, A319-112, A319-113, A319-114, A319-115, A319-131, A319-132, A319-133, A319-151N, A319-171N
Type certificates
A28NM, A28NM, A28NM, A28NM, A28NM, A28NM, A28NM, A28NM, A28NM, A28NM
On this site
Airbus A319 329 registered
The FAA's record
On the FAA's site

What an approved modification is

A supplemental type certificate is the FAA's approval of a change to a certified design: a new engine or propeller, avionics, an autopilot, floats, a parachute, a larger fuel tank, an ice-protection kit. The company holding it may sell the kit and the paperwork to owners of the listed models; the modification then becomes part of that aircraft's record. The FAA's list says what was approved and for which models, not how many aircraft carry it.

Source: FAA supplemental type certificates (Dynamic Regulatory System). Register counts from the FAA register of October 7, 2026.