Maximize fuel system protection with the Cat® 523-4987 Ultra-High Efficiency Fuel Water Separator. Featuring melt-blown fiberglass media and a rugged polyamide construction, this filter removes water and fine contaminants for Cat 320, 336, and 950 series machinery. Professional B2B heavy equipment parts for global export. Shop now for superior engine reliability.
The Cat® 523‑4987 Fuel Water Separator Element is a premium‑grade ultra‑high‑efficiency filtration core designed for CAT Next‑Gen construction machinery. Adopting multi‑layer melt‑blown and epoxy‑impregnated fiberglass media, it efficiently removes free water, emulsified water and micro‑fine particulate contaminants from diesel fuel. Fully compliant with Tier 4 / Stage V emission standards, it provides perfect protection for high‑pressure common‑rail fuel injectors and extends the service life of downstream fuel filters.
| Technical Parameter | Imperial Size | Metric Size |
|---|---|---|
| Part Number | 523‑4987 | 523‑4987 |
| Efficiency Grade | Ultra High Efficiency Fuel Filtration | |
| Filter Media | Melt‑Blown Fabric & Epoxy‑Impregnated Fiberglass | |
| End‑Cap Material | Glass‑Filled Nylon & High‑Strength Polyamide Plastic | |
| Overall Length | 9.85 in | 250.3 mm |
| Compliance Standard | ROHS Environmental Compliance | |
This OEM‑standard ultra‑high‑efficiency fuel water separator element fits mainstream CAT Next‑Gen series construction machinery:
Excavators: 316GC, 320/GC/GX, 323/GC, 325, 326, 330/GC, 333, 335, 336, 340, 345GC, 350
Wheel Loaders: 926, 930, 938, 950, 962 Series Heavy‑Duty Wheel Loaders
Motor Graders: 120GC, 140, 140GC Road Construction Graders
Material Handlers & Wheeled Excavators: MH3022‑MH3050 Material Handlers, M314‑M322 Wheeled Excavators
Forestry & Hydraulic Power Units: 538‑568 Forestry Harvesters, 330‑340 Series Mobile Hydraulic Power Stations
Tier 4 / Stage V Ultra‑High Filtration: Meets strict modern emission requirements, capturing micro‑contaminants that cause injector corrosion, power decline and engine performance loss.
Advanced Composite Filter Media: Multi‑layer melt‑blown + epoxy‑impregnated fiberglass delivers large dirt‑holding capacity and excellent structural stability for long‑hour continuous operation.
High‑Pressure & Vibration‑Resistant Structure: Glass‑filled nylon end caps and reinforced roving prevent element collapse under high‑fuel‑pressure pulses and heavy‑construction‑site vibration.
Eco‑Friendly ROHS‑Compliant Materials: Non‑toxic and pollution‑free raw materials comply with global environmental regulations, suitable for worldwide export markets.
For bulk wholesale, technical consultation and fuel‑filtration component solutions:
Xuzhou Sinoswift Import & Export Co., Ltd.
Contact: +86 13701956981
Email: [email protected]
