Large Turbofan Engine Assembly
A ~70,000–80,000 lbf-class turbofan; a single large turbofan contains roughly 25,000 parts. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
6 top-level lines · 21 rows shown · 22,733 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Fan Module 4 parts | wba-fan-module | 1× | 1 | 30 | assembly |
| 1.1 | Fan Blade | wba-fan-blade | 24× | 24 | — | part |
| 1.2 | Fan Disc | wba-fan-disc | 1× | 1 | — | part |
| 1.3 | Fan Containment Case | wba-fan-case | 1× | 1 | — | part |
| 1.4 | Ball Bearing | ball-bearing | 4× | 4 | — | part |
| 2 | Compressor Module 3 parts | wba-compressor-module | 1× | 1 | 22 | assembly |
| 2.1 | Compressor Stage | wba-blisk-stage | 14× | 14 | — | part |
| 2.2 | Engine Shaft | wba-engine-shaft | 2× | 2 | — | part |
| 2.3 | Ball Bearing | ball-bearing | 6× | 6 | — | part |
| 3 | Combustor 3 parts | wba-combustor-module | 1× | 1 | 25 | assembly |
| 3.1 | Combustor Liner | wba-combustor-liner | 1× | 1 | — | part |
| 3.2 | Fuel Nozzle | wba-fuel-nozzle | 22× | 22 | — | part |
| 3.3 | Igniter | wba-igniter | 2× | 2 | — | part |
| 4 | Turbine Module 3 parts | wba-turbine-module | 1× | 1 | 655 | assembly |
| 4.1 | Turbine Disc | wba-turbine-stage | 7× | 7 | — | part |
| 4.2 | Turbine Blade Row 1 parts | wba-turbine-blade-set | 7× | 7 | 92 | assembly |
| 4.2.1 | Turbine Blade | wba-turbine-blade | 92× | 644 | — | part |
| 4.3 | Ball Bearing | ball-bearing | 4× | 4 | — | part |
| 5 | Engine Hardware Set 1 parts | wba-engine-smallparts | 1× | 1 | 22,000 | assembly |
| 5.1 | Engine Fastener / Small Part | wba-engine-fastener | 22000× | 22,000 | — | part |
| 6 | Nacelle & Thrust Reverser | wba-nacelle | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $500–$50k · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| weichai.com ↗ | Weifang, CN | Diesel & power engines | 50 units | 12–16 wks |
| cumminsindia.com ↗ | Pune, IN | Diesel engines | 50 units | 12–16 wks |
| 🇨🇳Yuchai yuchai.com ↗ | Yulin, CN | Diesel engines | 50 units | 12–16 wks |
| koel.co.in ↗ | Pune, IN | Diesel & gas engines | 50 units | 12–16 wks |
| ashokleyland.com ↗ | Chennai, IN | Engines & commercial vehicles | 50 units | 12–16 wks |