-- SKF Authorized Engineering Partner
Koyo 6004 Deep Groove Ball Bearings for Electric Motor
Keep your electric motor running smoothly and efficiently with Koyo 6004 Bearings, engineered to deliver reliable performance under high-load conditions. The deep groove raceway design ensures consistent operation, reducing unexpected downtime and extending your equipment’s service life.
- Precision-rated (P0-P4) bearing steel construction minimizes vibration (Z1V1-Z3V3) for quieter, more stable motor function
- Flexible lubrication options (grease or oil) adapt to your specific operating environment
- Rich stock availability means quick shipping—get the parts you need without unnecessary delays
- Product Name
- Koyo 6004 Deep Groove Ball Bearings for Electric Motor
- Category
- Pillow Block Bearing
- Quality Standard
- ISO 9001 / TS 16949
- Lead Time
- 8-12 Weeks Custom
- Minimum Order
- Negotiable
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| UK309 |
| Z1V1 Z2V2 Z3V3 |
| FYH |
| Electric Motors | Rotating shafts, drive systems |
| Conveyor systems, mechanical actuators | |
| Pumps, gearboxes, power transmission units |
Struggling with Bearing Reliability in Electric Motors? Here’s What to Consider
Many electric motor operators face unexpected downtime due to bearing failures—often caused by misalignment, incorrect lubrication, or substandard materials. Sourcing the right replacement can be equally challenging with countless models and brands on the market. As a professional with years in bearing supply, we understand the frustration of matching specifications across different manufacturers.
Designed for High Load Performance in Electric Motors
This Koyo 6004 Deep Groove Ball Bearing addresses these challenges with its high load capacity and deep groove raceway design, ensuring stable operation in electric motor applications. Our ISO 9001 certified processes guarantee consistent quality, while our extensive inventory of both international and domestic brands means we can quickly fulfill orders for this specific model or help find equivalents if needed.
Optimal Conditions for This Deep Groove Ball Bearing
Ideal for electric motors operating under moderate to high radial loads, this bearing excels in continuous rotation scenarios with speeds up to standard industrial limits. The single row deep groove construction provides excellent axial load support in both directions, making it suitable for applications where shaft alignment may have minor deviations. Its bearing steel material ensures durability in typical workshop temperatures and moderately dusty environments.
Características clave de ingeniería que impactan el rendimiento
The 65*120*65.1 mm dimensions follow international standards, ensuring interchangeability with major brand equivalents—a critical factor when replacing worn bearings in existing equipment. The availability of precision ratings from P0 to P4 allows selection based on application requirements: P0 for general industrial use, P5/P4 for higher speed or accuracy needs. Vibration classes Z1V1 to Z3V3 provide options for noise-sensitive environments, with higher Z/V ratings reducing operational sound levels. The bearing block model F offers compatibility with standard pillow block housings, simplifying installation and replacement. Por qué la selección adecuada de rodamientos reduce los costos a largo plazo Choosing the right bearing directly affects total operational expenses. A bearing with insufficient load capacity or improper precision can lead to premature failure, resulting in motor downtime, repair labor costs, and potential damage to adjacent components. This deep groove ball bearing’s high load feature and multiple precision options help avoid these issues by matching performance to application demands. Following ISO 281 fatigue life standards, it delivers predictable service intervals, allowing for planned maintenance rather than emergency repairs—ultimately lowering overall equipment ownership costs. Our manufacturing and testing processes adhere to ISO 9001 standards, including rigorous inspection of raw bearing steel materials and finished products. Each bearing undergoes dimensional accuracy checks, hardness testing, and surface treatment verification before shipment. We provide a warranty against manufacturing defects, with clear terms for replacement or refund if issues arise. With access to both our own brand and major international brands like Koyo, we can supply bearings according to your specific brand preferences or technical requirements. Our rich stock levels ensure most standard models are available for immediate dispatch. Empaquetado en cartones con opciones de palet para pedidos al por mayor
Whether you need this exact Koyo 6004 model or require assistance finding an equivalent, our team can provide quick quotes based on your quantity and delivery location. Simply share the bearing model, required specifications, and order volume, and we’ll confirm availability and pricing within one business day. P: ¿Suministran rodamientos de otras marcas además de las que se enumeran?
A: Yes, we support inquiries for all bearing brands and models, including both international and domestic options, and can supply according to your specified brand or technical requirements. Q: How can I confirm if this bearing will fit my electric motor? A: Provide your motor’s make, model, or the existing bearing dimensions (inner diameter x outer diameter x width), and our technical team will verify compatibility with the Koyo 6004 specifications. P: ¿Cuál es su política de garantía para estos rodamientos?
A: We offer a warranty against manufacturing defects. Specific terms, including duration, are outlined in each sales contract, and defective products will be replaced or refunded according to these terms. Q: ¿Cuál es la cantidad mínima de pedido para este rodamiento?
A: We accept low minimum order quantities, including single-unit purchases for emergency replacements, as well as large volume orders for production needs. Q: How quickly can you ship this bearing and what transport methods are available? A: This model is in rich stock and can be shipped immediately. Transport options include express courier, air freight, and sea freight, depending on your urgency and location. P: ¿Ofrecéis soluciones de rodamientos a medida (OEM/ODM)?
A: Yes, we support OEM and ODM services for bearings, including custom dimensions, materials, and specifications based on your technical drawings or requirements. Ready to order or need a quote?Packaging & Shipping
Get Pricing for Koyo 6004 Deep Groove Ball Bearings
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
Contact us via email or our online form for immediate assistance.
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Steel & Metallurgy
Rolling mill and continuous casting bearings rated for extreme temperatures, heavy loads, and aggressive lubricants.
Automotive & EV
Hub units, transmission, and electric motor bearings meeting TS 16949 requirements for passenger and commercial vehicles.
Precision Machinery
Machine tool spindle and robotics bearings with P4/P2 accuracy class for ultra-precise positioning and minimal vibration.
General Industrial
Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Global Logistics to 50+ Countries
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Application Design
EngineeringCustom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Failure Analysis
DiagnosticsRoot-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
Predictive Maintenance
IIoTIIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Custom Modification
CustomModified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
On-Site Installation
SupportCertified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Lifecycle Support
LifecycleLong-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
-- Get In Touch
Request a Technical Consultation & Quote
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
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Regarding: Koyo 6004 Deep Groove Ball Bearings for Electric Motor
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