3074082-01
OEM2 Active ADsTurbine Nozzle Guide Vane Assembly, Stage 1 — CF34-3B
Where to Buy
Search this part number directly on major distributors
Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
Life-Limited Part — Confirm Retirement Limits Before Purchase
ATA 72 components may be subject to mandatory retirement limits. Consult the aircraft maintenance manual to confirm life limits. An unbroken chain of 8130-3 tags and/or maintenance records from new is required for airworthy installation.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives
No PMA alternatives found for this part. This does not mean none exist — only that none are currently in our database.
Supplemental Type Certificates
FAA-approved modifications that reference this part number
No current STCs reference this part number in their description.
Airworthiness Directives2 FAA Active
Synced 40 days ago (09/27/2026)AD 2024-22-09
Mandatory inspection of Stage 1 nozzle guide vane for thermal fatigue cracking
Operators reported propagation of thermal fatigue cracks from nozzle vane trailing edges leading to vane liberation events. Mandatory borescope inspection within 50 flight hours; replacement required if cracks exceed 0.25 inches.
AD 2024-15-06
Repetitive borescope inspection of turbine nozzle vane trailing edges
Repetitive borescope inspection mandated due to fleet-wide reports of trailing edge erosion. Compliance required every 500 flight hours until vane is replaced with redesigned part.
AD 2012-08-14
One-time ultrasonic inspection of nozzle guide vane attachment lugs
Original one-time inspection program for attachment lug crack propagation. Superseded by AD 2024-15-06 which mandates repetitive inspection.
Service Difficulty Reports3 reports
Stage 1 nozzle guide vane found cracked during hot section inspection at 9,200 CSN. Crack propagated from trailing edge, approximately 0.4 inches. Engine: CF34-3B, S/N PCE-FA0234.
Borescope finding of trailing edge erosion at 7,400 CSN. Vane replacement scheduled per AD 2024-15-06.
In-flight engine vibration traced to liberated nozzle guide vane segment. Vane thermal barrier coating spalling preceded liberation. Engine removed for shop visit.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
No government NSN assignment found for this part number in DLA WebFLIS PUBLOG.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
GE Aviation
Source
FAA PMA/IPCL
ATA Chapter
72
Type
OEM