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

Quiet Wing Aerospace LLC

Named as the FAA publishes it on its approvals.

Holds 5 approved modifications, most of them for the Boeing 737. Holds 5 approvals to make replacement parts. FAA spelling: Quiet Wing Aerospace LLC.

Approved modifications 5 · newest first

2018-09-25ST02504SE · Installation of an auxiliary fuel tank system · 737-500 Series
2018-02-05ST02587SE · Wing Aerospace LLC Master Drawing List (MDL) QA2-28-0002, Revision B, dated October 16, 2017, or later Federal... · A321-211
2016-07-08ST02595LA · Installation of an auxiliary fuel tank system · 737-400 Series
2014-01-29ST02298SE · One-only installation of temperature and pressure transducers, Part No. QE-0009-101 · 737-400 Series
2012-10-25ST02246SE · Installation of a flap and aileron droop performance system modification · 737-400 Series

Replacement parts approved 5 parts manufacturer approvals, 5 current · Redmond, WA

A parts manufacturer approval lets a company make a replacement part for someone else's aircraft or engine and sell it as an approved part. This company's approvals are mostly for other and general (5).

2025-02-28A321 Fwd Tank System Kit QA-28-1001 · replaces Modification part · A321-211
2025-02-28B737-400 performance modification installation QWG-2700000 · replaces Modification part · B737-400 series
2025-02-28737-400 6 Tank System Kit QB3-28-0003 · replaces Modification part · B737-400 series
2025-02-28FRS Installation Drawing QCL-21-2001 · replaces Modification part · CL-600-2B19 (regional Jet Series 100 & 440)
2025-02-28737-500 4 Tank System Kit QB3-28-0063 · replaces Modification part · B737-500 series

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.