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520-3011 (5203011) Spin-On Fuel Filter
520-3011 Product Description
Engineered for heavy construction, earthmoving, and mining equipment, the 520-3011 fuel filter eliminates particulates to maintain engine efficiency and injector performance. Featuring M20X1.5 mounting threads with a 174.0 mm height, it directly replaces Caterpillar 520-3011 and HiFi Filter SN 25110 across wheel loader, motor grader, and bulldozer fleets.
520-3011 Technical Specifications
| Feature Parameter | Specification Standard |
|---|---|
| Part Identifier | 520-3011 (5203011) |
| Product Style | Spin-On Fuel Filter |
| Outer Diameter 1 (D1) | 94.0 mm |
| Gasket Outer Diameter (D2) | 94.0 mm |
| Gasket Inner Diameter (D3) | 71.0 mm |
| Thread Size (D7) | M20X1,5 |
| Overall Height 1 (H1) | 174.0 mm |
| Housing Height 2 (H2) | 171.0 mm |
| Base Height 3 (H3) | 7.0 mm |
520-3011 Application & Cross-Reference
Cross-Reference Index
- ■Caterpillar: 520-3011 / 5203011
- ■HiFi Filter: SN 25110 / SN25110
Fleet & Equipment Applications
Earthmoving, Construction & Heavy Machinery
- ■SDLG / SEM MACHINERY / XCMG: SDLG L 956 F, L 968 F; SEM Machinery 816, 816 D, 816 D-CH; XCMG ZL 50 GN
- ■CHENG GONG / FOTON / LOVOL: Cheng Gong 938 H, 958 G, 958 H, MG 1320 H; Foton LG 936, LG 955, LG 956; Lovol Foton Group FL 956 F, FL 956 H, FL 958 H
- ■KOMATSU / TEREX: Komatsu GD 655-3EO, GD 675-3, GD 675-3EO motor graders; Terex RT 1070
- ■DOOSAN INFRACORE SHANDONG: SD 300, SD 300 E
Commercial Vehicles, Tractors & Engines
- ■BRANSON / KUKJE MACHINERY: Branson 6530 CN, 6640 C, 8050 C tractors; Kukje Machinery D 3400 T5
- ■JAC MOTORS / POWERSTAR: JAC Motors HFC 4251 KR1-Y41HO; Powerstar 2628
- ■WEICHAI POWER: WD 615 diesel engines
520-3011 Frequently Asked Questions (FAQ)
Q1: Which OEM and aftermarket part numbers correspond to the 520-3011 fuel filter?
A: The 520-3011 fuel filter directly cross-references with OEM Caterpillar 520-3011 (5203011) and HiFi Filter SN 25110.
Q2: What are the exact mounting dimensions and thread specifications for the 520-3011 filter?
A: The 520-3011 spin-on fuel filter features an overall height of 174.0 mm, an outer diameter of 94.0 mm, and an M20X1,5 (D7) thread size.
Q3: Which heavy machinery brands use the 520-3011 fuel filter?
A: The 520-3011 fuel filter fits extensive construction machinery lines, including SDLG, XCMG, Komatsu, SEM Machinery, Cheng Gong, Foton, and Terex wheel loaders and graders.
Q4: Is the 520-3011 fuel filter compatible with Weichai WD615 diesel engines?
A: Yes, the 520-3011 fuel filter is designed to fit equipment powered by Weichai Power WD 615 diesel engines as well as JAC commercial trucks.
Q5: Why is regular replacement of the 520-3011 fuel filter important for fleet maintenance?
A: Replacing the 520-3011 fuel filter regularly prevents foreign particulate matter from causing pump wear, clogged fuel nozzles, and engine power loss in heavy-duty machinery.
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