Kawasaki 50999-2957 Motor with Pinion – Precision Servo Drive Component | Kawasaki Robot Series
When a robot joint motor fails on the production floor, the entire line stops. In automotive welding cells, semiconductor handling systems, and heavy-payload palletizing stations, an unplanned robot downtime event can cost thousands of dollars per hour. The Kawasaki 50999-2957 motor with pinion is the OEM-specified servo drive component that restores full axis articulation — eliminating backlash, torque loss, and positional drift that signal imminent motor failure.
Cross-referenced under part numbers 50817-0096L20 and CPU50999-0037, this motor-pinion assembly occupies a critical position in Kawasaki’s robot drivetrain architecture. As one of the most widely deployed servo motor configurations across Kawasaki’s industrial robot lineup, it is a staple spare part for maintenance engineers managing high-utilization robot fleets in automotive, electronics, and general manufacturing environments worldwide.
Technical Specifications
- Primary Part Number: 50999-2957
- Cross-Reference P/Ns: 50817-0096L20 | CPU50999-0037
- Component Type: Motor with Pinion (Servo Drive Assembly)
- Manufacturer: Kawasaki Robotics
- OEM Reference: Kawasaki Robot Spare Parts Catalog
- Condition: New / Refurbished (specify at inquiry)
- Warranty: 12 months from date of shipment
- Shipping: DHL / FedEx Express — worldwide
Note: Electrical ratings, gear ratio, and torque specifications vary by robot model. Please provide your robot serial number when submitting an RFQ to confirm exact compatibility.
Key Features & Benefits
- OEM-Grade Fit — Manufactured to Kawasaki dimensional and performance tolerances; no field modification or shimming required.
- Integrated Pinion Design — Pre-assembled pinion eliminates alignment errors common with field-assembled motor-gear combinations, reducing installation time.
- High Cycle Durability — Engineered for the high-frequency start-stop duty cycles characteristic of robotic joint axes in continuous production environments.
- Multi-SKU Coverage — A single sourcing event covers three cross-reference part numbers, simplifying procurement and spare-parts inventory management.
- Drop-In Replacement — Direct substitution for the original assembly; standard robot re-mastering procedure applies after installation.
- Traceability — Full part number and revision-level documentation available; certificates of conformance issued on request.
Industry & Equipment Applications
- Automotive Manufacturing — Spot welding, seam sealing, and body assembly robots operating in high-cycle, high-uptime environments where motor reliability is non-negotiable.
- Arc Welding Cells — Continuous-path welding robots where joint motor integrity directly determines weld bead consistency and scrap rates.
- Material Handling & Palletizing — High-payload Kawasaki robots performing pick-and-place and layer palletizing; motor torque integrity is critical for safe load management.
- Machine Tending & CNC Loading — Precision part insertion applications where motor backlash causes mis-loads, machine alarms, and cycle time losses.
- Electronics & Semiconductor Assembly — Clean-room compatible robot configurations where servo motor performance governs placement accuracy.
- Food & Beverage Packaging — High-speed secondary packaging lines where motor reliability directly impacts OEE (Overall Equipment Effectiveness).
System Integration & Compatible Parts
When replacing the motor with pinion assembly, maintenance engineers typically inspect or replace the following associated components to ensure full drivetrain integrity:
- Joint axis gearbox / reducer unit (Kawasaki OEM)
- Servo amplifier / drive module (matched to motor specifications)
- Motor encoder cable and connector harness
- Axis brake assembly (if integrated)
- Joint sealing kit and grease pack (Kawasaki-specified lubricant)
- Robot mastering reference pin set
Contact [email protected] for a complete BOM quotation or system-level spare parts package.
Our Quality Assurance Process
Konmask.com sources Kawasaki robot spare parts through verified distribution channels with full supply-chain traceability. Every unit processed through our facility undergoes:
- Visual and dimensional inspection against OEM reference drawings
- Part number, revision level, and date-code verification
- Functional bench test where test fixtures are available
- Anti-static and moisture-barrier packaging for international transit protection
- Certificate of conformance issued upon request for quality-critical applications
How to Order
- Confirm your robot model and serial number — Identify the exact Kawasaki robot variant and axis position to verify motor compatibility before ordering.
- Submit an RFQ — Email [email protected] or call +0086 19859288691 with part number 50999-2957 and required quantity.
- Receive quotation within 24 hours — Lead time, condition (new/refurbished), pricing, and shipping options confirmed in writing.
- Place order and track shipment — DHL / FedEx Express available for urgent production-down (AOG) situations requiring next-flight-out delivery.
Why Choose Konmask.com?
- Industrial Automation Specialists — Focused exclusively on PLC, DCS, robot, and motion control spare parts; not a generalist distributor.
- Global Sourcing Network — Access to new, refurbished, and hard-to-find Kawasaki parts across multiple supply tiers.
- Fast Response — RFQ responses within 24 hours; emergency shipments dispatched same day for in-stock items.
- Technical Support — Engineering-level guidance on part compatibility, installation references, and system integration.
- Transparent Documentation — Full traceability records, test reports, and certificates of conformance available for every shipment.
Frequently Asked Questions
Q: Are 50999-2957, 50817-0096L20, and CPU50999-0037 the same part?
A: These are cross-reference part numbers for the same motor-with-pinion assembly used across different Kawasaki robot generations and documentation revisions. Always confirm with your robot’s service manual before ordering.
Q: Do I need to re-master the robot after replacing this motor?
A: Yes. Any joint motor replacement on a Kawasaki robot requires axis re-mastering using the standard Kawasaki mastering procedure to restore positional accuracy.
Q: Which Kawasaki robot models use this motor?
A: Compatibility varies by robot model and axis position. Please provide your robot model number and serial number when submitting your RFQ so we can confirm the correct part.
Q: Can you supply both new and refurbished units?
A: Yes. We can source new OEM units and professionally refurbished units depending on your budget and lead-time requirements. Both options include a 12-month warranty.
Q: What is the typical lead time?
A: In-stock units ship within 1–3 business days. Out-of-stock items typically require 2–4 weeks depending on sourcing channel. Emergency sourcing is available for production-down situations.
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Contact: [email protected] | +0086 19859288691
