Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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SKF Lincoln
644-40718-8
SKF Lincoln 644-40718-8 — Piston Pump
The SKF Lincoln 644-40718-8 is an electric piston pump featuring a 4-liter plastic reservoir and a G 1/4" connection thread designed for oil lubrication systems with an operating viscosity greater than 40 mm²/s. Operating at 230 V AC under an S3 mode within a temperature range of -25 to +70°C, this unit delivers a flow rate of 2,8 cm³/min up to a maximum operating pressure of 350 bar. Built with level monitoring and an IP6K9K ingress protection rating, it operates without an integrated control, pressure gauge, or pressure switch across 1-3 outlets. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued SKF Lincoln references — within one business day.
- Manufacturer
- SKF Lincoln
- Part number
- 644-40718-8
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 644-40718-8.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Product Type
- Piston Pump
- Manufacturer Model
- KOLBENPUMPE P203__-_4YLBO-600-AC-D1000000-___Z | 417654
- Connection Thread
- G 1/4"
- Number of Outlets
- 1-3
- Reservoir
- 4 l
- Reservoir Material
- Kunststoff
- Operating Mode
- S3
- Operating Voltage
- 230 V AC
- Operating Temperature
- -25 ... +70°C
- Operating Viscosity
- > 40 mm²/s
- Actuation Type
- elektrisch
- Pressure Switch
- Nein
- Fluid
- Öl
- Flow Rate
- 2,8 cm³/min
- Integrated Control
- Nein
- Pressure Gauge
- Nein
- Maximum Operating Pressure
- 350 bar
- Level Monitoring
- Ja
- Ingress Protection Rating
- IP6K9K
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against SKF Lincoln 644-40718-8. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.