Bell Helicopters Must Ban Cracked Oil Valves for Safety
Published Date: 8/5/2025
Proposed Rule
Summary
If you fly a Bell Model 427 helicopter, listen up! The FAA wants you to check your transmission oil check valves for cracks and leaks, and keep inspecting them regularly. If any valve is bad, you have to take it out and never put it back in. This keeps your helicopter safe and sound, with inspections starting as soon as the rule is final.
Analyzed Economic Effects
2 provisions identified: 0 benefits, 0 costs, 2 mixed.
Required inspections of transmission valves
If you operate a Bell Model 427 helicopter, the FAA would require you to inspect and measure certain transmission oil check valves for cracks and leaks. These inspections must be done repeatedly as specified by the rule, with inspections starting as soon as the rule is final.
Remove and ban affected check valves
If an inspected check valve is cracked or leaking, you must remove it from service and you are prohibited from reinstalling or installing the affected check valves on any helicopter. The rule would require removal and prohibit future installation once it is final.
Your PRIA Score
Personalized for You
How does this regulation affect your finances?
Sign up for a PRIA Policy Scan to see your personalized alignment score for this federal register document and every other regulation we track. We analyze your financial profile against policy provisions to show you exactly what matters to your wallet.
Key Dates
Department and Agencies
Related Federal Register Documents
2026-06506 — Airworthiness Directives; Bombardier Inc. Airplanes
The FAA is making a new rule for Bombardier airplanes to fix a problem where the nose wheel steering can act up during landing. Owners of certain Bombardier CL-600 models must replace specific screws in the nosewheel steering system and update their maintenance plans by May 8, 2026. This keeps flights safe and avoids costly repairs down the road.
2026-06563 — Airworthiness Directives; Airbus SAS Airplanes
The FAA wants Airbus A350-941 owners to fix a problem where some wing and belly parts weren’t tightened right during manufacturing. They’ll need to replace certain parts and add extra protection to keep the plane safe. Comments on this plan are open until May 18, 2026, and the fixes might cost some time and money but will keep flights safe and sound.
2026-06543 — Amendment of Class D and Class E2 Airspace Over Binghamton, NY
The FAA is shrinking the controlled airspace around Greater Binghamton Airport from a 4.4-mile radius to 4.3 miles. This change affects pilots flying near Binghamton, NY, making the airspace a bit tighter but still safe and efficient. The new rules kick in on July 9, 2026, with no extra costs for anyone.
2026-06492 — Airworthiness Directives; Airbus SAS Airplanes
The FAA wants all Airbus A350-941 and -1041 airplanes to replace certain flight control parts that might have been damaged during testing. This change keeps planes safe by banning the use of these risky parts. Airlines need to act before May 18, 2026, and while it might cost some money, it’s all about keeping flights smooth and secure.
2026-06527 — Airworthiness Directives; Honda Aircraft Company LLC Airplanes
If you own a Honda HA-420 airplane, listen up! The FAA says you need to replace your flap control pushrods with new, tougher ones that don’t need constant anti-rust treatments. This new rule kicks in on May 8, 2026, and helps keep your plane safe without extra hassle or cost from repeated maintenance.
2026-06534 — Airworthiness Directives; DG Aviation GmbH (Type Certificate Previously Held by DG Flugzeugbau GmbH) Gliders
If you own or maintain a DG-1000M glider, listen up! The FAA found cracks near the engine mount and is requiring inspections, maintenance updates, and new parts like a carbon fiber bracket to keep your glider safe. These changes kick in April 20, 2026, so get ready to inspect, adjust, and balance before then—safety first, and no surprise costs if you stay on top of it!
Previous / Next Documents
Previous: 2025-14830 — Airworthiness Directives; Bombardier, Inc., Airplanes
If you own or work with Bombardier CL-600 series airplanes, listen up! The FAA wants to update the maintenance rules to keep these planes safer by adding stricter checks. This means you’ll need to follow new inspection schedules soon, helping prevent problems before they happen—no extra costs mentioned yet, but staying safe is priceless!
Next: 2025-14883 — Determination of Line of Business for Purposes of No-Additional-Cost Service and Qualified Employee Discount Fringe Benefits
This update helps employers figure out which parts of their business count when giving employees special discounts or free services without extra cost. It affects companies offering these perks and makes the rules clearer so everyone knows what’s allowed. No big money changes yet, but it sets the stage for fair and easy tax treatment starting when the rules go live.
Take It Personal
Get Your Personalized Policy View
Start a Free Government Policy Watch to see how policy affects your household, then upgrade to PRIA Full Coverage for year-round monitoring.
Already have an account? Sign in