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The Airframer Bulletin

Pratt & Whitney Military Engines

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Every Bulletin story and press release covering Pratt & Whitney Military Engines, newest first.

122 items · page 1 of 3

2026
17 September The F100-PW-229 has powered US Air Force F-15 and F-16 fighters for more than five decades.

Hermeus becomes approved F100 producer

A production licence agreement has been signed allowing Hermeus to manufacture the F100-PW-229, one of the US military's most widely fielded fighter engines.

22 July

ReleaseSafran Aero Boosters and BMT Aerospace signed up to additively manufacture components for Pratt & Whitney's F135 engine for the F-35 Lightning II aircraft

21 July

ReleaseRTX's Pratt & Whitney Valox 1500 engine completes key design milestone

2 June

ReleaseRTX's Collins Aerospace opens expanded manufacturing facility in Tajęcina, Poland

28 May Hermeus is already building Quarterhorse Mk 2.2, with Mk 2.3 soon to follow.

Hermeus pushes Quarterhorse Mk 2.1 beyond Mach 1

Quarterhorse Mk 2.1 reaches Mach 1.21 on its third flight as Hermeus accelerates development of future high-speed military aircraft.

14 May The company is preparing the XA103 for engine testing later in the decade.

XA103 engine programme heads towards hardware phase

The NGAP adaptive-cycle engine advances from digital development into procurement and assembly work ahead of planned future testing.

30 April Poland represents RTX’s largest investment and employee base outside the United States.

Pratt & Whitney opens Morocco site and expands in Poland

The dual investment targets higher output of turbine and compressor parts as demand grows across commercial and defence programmes.

1 April More than 1,400 engines have already been delivered to support global F-35 operations.

F-35 engine output climbs as P&W lands ongoing F135 deal

The programme supports more than 66,000 jobs across 47 U.S. states and territories across the company's manufacturing network.

2 March

ReleaseHermeus flies newest supersonic plane, delivering its second successful first flight in nine months

24 February

ReleaseRTX's Pratt & Whitney broadens manufacturing capabilities with $200 million investment in Columbus, Georgia

2025
16 October

Belgium strengthens F-35 industrial role with P&W partnership

An agreement between Belgium, Pratt & Whitney, Safran Aero Boosters and BMT Aerospace will deepen industrial cooperation and secure long-term economic benefits from the F-35 programme.

24 September

ReleaseRTX's Pratt & Whitney completes critical engine testing for Collaborative Combat Aircraft

23 September

ReleaseRTX's Pratt & Whitney accelerates development of NGAP engine

22 September

ReleaseRTX's Pratt & Whitney developing new engines for munitions and Collaborative Combat Aircraft

28 August The F135 production programme supported more than 67,000 jobs in 2024.

Pratt & Whitney secures $2.8bn contract for F135 production

The Lot 18 production contract for F135 engines will fund additional spares, tooling and support while sustaining thousands of jobs across the United States.

19 June The RTX Hybrid-Electric Flight Demonstrator is developing a highly efficient Pratt & Whitney Canada thermal engine, combined with a Collins Aerospace 1 megawatt electric motor.

Hybrid-electric system charged to full power during ground tests

Pratt & Whitney Canada and AeroTEC have moved forward with their RTX demonstrator by testing propulsion and battery performance in Quebec.

20 February

ReleaseRTX's Pratt & Whitney passes first fully digital detailed design review on Next-Gen Adaptive Propulsion offering

9 January Testing the Pratt & Whitney F100 engine.

Hermeus launches HEAT testing facility for hypersonic engines

The facility aims to reduce testing costs and capacity constraints, while supporting the development of next-generation hypersonic aircraft.

2024
19 December Quarterhorse Mk 1 on Edwards’ historic lakebed.

Quarterhorse Mk1 nears flight readiness at Edwards

The next iteration of Quarterhorse, Mk 2, is actively being built in Hermeus’ Atlanta factory. This aircraft features a much larger engine, the Pratt & Whitney F100, and will fly at supersonic speeds.

30 September

ReleaseRTX's Pratt & Whitney awarded F135 Engine Core Upgrade contract

15 July

ReleaseRTX's Pratt & Whitney completes F135 Engine Core Upgrade preliminary design review

12 February

ReleaseRTX's Pratt & Whitney business completes key design review on Next-Generation Adaptive Propulsion offering

2023
10 December

ReleaseSafran Aero Boosters and BMT Aerospace work together on the Pratt & Whitney F135 engine for the F35 military aircraft

19 June

ReleasePatria and Lockheed Martin have signed the first agreement within Finland´s F-35 direct industrial participation programme

1 June

ReleaseHermeus receives first Pratt & Whitney F100 engine

6 March

ReleasePratt & Whitney awarded F135 production contract for lots 15-17

2022
23 December

ReleaseF135 Engine Core Upgrade receives additional funds in FY23 omnibus appropriations bill

22 December The Pratt & Whitney F100 engine.

Hermeus builds F100 into hypersonic engine

Chimera II is a hypersonic turbine-based combined cycle engine - a hybrid between a turbine engine and a ramjet. This allows for both low-speed and high-speed operation.

2 December

ReleasePratt & Whitney awarded F135 engine core upgrade contract

7 September

ReleasePratt & Whitney celebrates 1,000th F135 delivery with Reps. Larson & Courtney

31 August

ReleasePratt & Whitney delivers 1,000th F135 production engine

3 March

ReleasePratt & Whitney awarded contract to develop advanced engine in collaboration with Air Force Research Laboratory

2021
7 April

ReleasePratt & Whitney submits proposal to power the F-15EX with the F100

2020
20 October

ReleasePratt & Whitney awarded contract for F135 modernization study

2019
2 October

ReleasePratt & Whitney awarded billion dollar F135 production contract

30 January

ReleaseGKN Aerospace and Pratt & Whitney sign agreement for F135 engine components

21 January

ReleaseMeggitt signs $750m contract with Pratt & Whitney for the supply of parts for F135 and F119

2018
14 November

ReleaseGKN Aerospace signs $66M contract with Pratt & Whitney for F135 engine components

31 May

ReleasePratt & Whitney and F-35 Program Office announce contract award for 135 F135 engines

2017
25 October

ReleasePratt & Whitney's F135 Engine Cold Section demonstrates full-life capability

18 September

ReleasePratt & Whitney continues adaptive engine breakthroughs with latest tests

31 May

ReleasePratt & Whitney validates growth option for F135 engine

19 January

ReleaseAutomated Smart Inspection Station now inspecting F135 parts for industry leader Level 3 Inspection

2016
4 October

ReleaseAdvanced Turbine Engine Company selected to demonstrate innovative capability for future vertical lift helicopters

11 July

ReleaseF-35 Joint Program Office awards Pratt & Whitney LRIP 10 contract for F135 engines

7 April

ReleasePratt & Whitney, Italian industry sign work agreements for F-35 Lightning II

7 January

ReleasePratt & Whitney and KMWE sign long term agreement for F135 engine components

2015
2 November

ReleasePratt & Whitney and Multicut A/S sign long term agreement for F135 components

16 June

ReleasePratt & Whitney, Levett Engineering continue partnership in Australia for the F135 engine and F-35 Lightning II

15 June

ReleasePratt & Whitney's F135 engine hot section demonstrates full-life capability