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

United Technologies Corporation, Pratt & Whitney Division

Holds 4 approved modifications, most of them for the Boeing 727. FAA spelling: United Technologies Corporation, Pratt & Whitney Division.

Approved modifications 4 · newest first

Boeing 727 1Mcdonnell Douglas Aircraft Co MD-88 1Mcdonnell Douglas DC-9 1
2014-11-05SE482CH · Installation of Tube Processing Corporation (TPC) JT8D-200 Anti-Ice tube assemblies Part Numbers 2026-TP, 2027-TP,... · JT8D-209, JT8D-217, JT8D-217A
2014-07-29ST326CH · Installation of Nose Cowl Anti-Icing Elbow Assembly · DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83)
2011-12-28SE00025EN · Installation of International Aerospace Tubes, LLC, Master Drawing List TPC Stage 7 Cooling System , revision NR,... · General Electric CompanyCF6-45A, General...
1983-01-20SA119NE · Incorporation of the revised surge bleed system for Pratt & Whitney JT8D engines. · 727-200 Series, 727-100 Series

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