The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Lb Aircraft Engineering LLC

Holds 7 approved modifications, most of them for the Boeing 737. FAA spelling: LB Aircraft Engineering LLC.

Approved modifications 7 · newest first

2023-07-18ST03861AT · Installation of Dual Collins DME-42 interrogator sensors (transceiver-receiver), Dual Antennas and 28 VDC circuit... · 737-200 Series, 737-300 Series, 737-400 Series
2023-07-18ST02786AT · Installation of Universal Avionics System Corporation (UASC) Terrain Awareness and Warning System (TAWS) and... · 727-200 Series
2023-07-18ST03362AT · Installation of a dual Universal Avionics UNS-1F Flight Management System (FMS), or UNS-1Fw WAAS capable FMS · 737-200 Series, 737-300 Series, 737-400 Series
2023-07-18ST03355AT · Dual Installation of Universal Avionics EFI-890R EFIS on Boeing 737-300/-400 aircraft series. Installation includes... · 737-300 Series, 737-400 Series
2023-07-18ST02959AT · Installation of a Collins Model 700 High Frequency (HF) Communication System and HF Antenna. · 737-300 Series, 737-400 Series, 737-500 Series
2023-07-18ST03354AT · Installation of a single Universal Avionics Class "A" TAWS system · 737-300 Series, 737-400 Series
2023-07-18SA03681AT · Installation of Honeywell KTA 870 Traffic Advisory System (TAS) on all Cessna 208 series aircraft. · 208, 208A, 208B

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.