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

SR02478AK

Installation of the L-3 Aviation Products Lynx multilink surveillance system model NGT-9000() part number 9029000-20000 or Garmin GTX-345 ADS-B transponder part number 011-03302-40. Held by Vector Aerospace Helicopter Services USA INC., which holds 26 approved modifications in all. Last revised December 13, 2016. System: instruments and avionics.

What it applies to

Kind of product
Aircraft
Design holder
Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters Deutschland GmbH; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters; Airbus Helicopters
Models
EC135 P1, EC135 P2, EC135 P2+, EC135 T1, EC135 T2, EC135 T2+, EC135P3, EC135T3, AS-350B, AS-350B1, AS-350B2, AS-350B3, AS-350BA, AS-350C, AS-350D, AS-350D1, EC 130 B4, EC 130 T2, EC120B
Type certificates
H88EU, H88EU, H88EU, H88EU, H88EU, H88EU, H88EU, H88EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, H9EU, R0001RD
On this site
Airbus Helicopters AS350 AStar (Écureuil), now H125 891 registered
Airbus Helicopters EC 130 now H130 310 registered
Airbus Helicopters EC-135 now H135 397 registered
Airbus Helicopters EC120 71 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.