Search

F-35 Program: F135 ECU and PTMS ‘Must Be Designed Together’

F-35 Program: F135 ECU and PTMS ‘Must Be Designed Together’
Two U.S. Air Force F-35A Lightning IIs assigned to the 48th Fighter Wing perform a pass over Royal Air Force Lakenheath, England, on April 16, 2022 (U.S. Air Force Photo)

The F-35 Joint Program Office (JPO) considers the planned Engine Core Upgrade for the Raytheon Technologies' [RTX] Pratt & Whitney F135 engine and a new or upgraded Power and Thermal Management System (PTMS) as a single effort. Honeywell [HON] builds the PTMS as a subcontractor to Lockheed Martin [LMT], the F-35 prime. The PTMS uses air pressure from the engine to cool aircraft subsystems and enables main engine start, emergency power, cockpit conditioning, equipment cooling, and some electrical power. A…

Subscriber-only content. Please log in below.

Not a subscriber or registered user yet?

Please contact us at clientservices@accessintel.com or call us at 888-707-5814 (Monday – Thursday 9:00 a.m. – 5:30 p.m. and Friday 9:00 a.m. – 3:00 p.m. ET.), to start a free trial, get pricing information, order a reprint, or post an article link on your website.



Congress Updates

Munitions Fired Represent Most of $25 Billion Spent By Pentagon on Iran War So Far

Munitions fired in the two-month old “Operation Epic Fury” against Iran represent most of the $25 billion cost the Pentagon has incurred thus far in the conflict, the acting Defense […]


Slotkin: Pentagon Should Use Anthropic’s Mythos To Spot Cyber Security Gaps

The Pentagon should be using Anthropic‘s recently announced Mythos artificial intelligence model to spot gaps in cyber security, Sen. Elissa Slotkin (D-Mich.) said on Tuesda. “I think the thing that […]


Budd And Shaheen Bill Would Authorize 329 F-15EX Fighters

Two members of the Senate Armed Services Committee (SASC), Sen. Ted Budd (R-N.C.) and Sen. Jeanne Shaheen (D-N.H.), have introduced the Airpower Acceleration Act, which would authorize multi-year procurements of […]


HASC’s Wittman Sees ‘Challenging’ Push For $350B In Reconciliation Funds, Wants Sustained Defense Increase

NATIONAL HARBOR, Md.– Congress’ work to pass $350 billion in reconciliation funds to support the Trump administration’s push for a $1.5 trillion fiscal year 2027 defense topline is “going to […]