Double Row Angular Contact Ball Bearing 3219-a P4 Precision for CNC Machine Spindle
<p>Ensure your CNC machine spindle operates with uncompromising precision and reliability using the <strong>SKF 3219-a P4 bearing</strong>, a double row angular contact solution engineered to deliver exceptional performance under high-speed conditions. This P4 precision bearing minimizes vibration and maintains tight axial and radial runout, directly translating to smoother cuts, extended tool life, and consistent part quality—critical for meeting demanding manufacturing tolerances.</p><ul><li>Double row angular contact design provides superior load capacity in both directions, ideal for the dynamic forces of CNC spindle applications</li><li>Precision-machined steel cage ensures stable ball motion at high RPMs, reducing heat generation and extending bearing service life</li><li>Backed by SKF's global quality assurance and full traceability, so you can trust in 100% genuine performance for your critical equipment</li></ul>
- 100% genuine -- COC & factory certificates available
- In-stock · bulk & small-batch orders accepted
- ISO · DIN · ABMA · JIS compliant
- Full customs clearance documentation provided
Product Details
Full Specifications & Description
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | Double Row Angular Contact Ball Bearing |
| Separated | Separated |
| Rows Number | Double |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0 P2 P4 P5 P6 |
| Type | Ball |
| Structure | Angular Contact |
| Cage | Steel Cage.Copper Cage.Nylon Cage |
| Lubrication | Oil Grease |
| Transport Package | Carton Pallet |
| Specification | As Your Request |
| Trademark | SKF |
| Origin | Jiangsu China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | CNC Machine Spindles |
Looking for a Reliable SKF 3219-a P4 Bearing for Your CNC Machine Spindle?
CNC machine operators know the frustration of spindle bearings that fail prematurely—causing costly downtime, poor machining accuracy, and scrapped workpieces. Finding a genuine double row angular contact ball bearing with P4 precision that matches original specifications can be a challenge in a market flooded with counterfeits and inconsistent quality.
Built for Precision Machining Performance
This SKF 3219-a P4 precision bearing addresses these critical issues with its double row angular contact design, optimized for the high-speed, radial and axial load requirements of CNC machine spindles. Our direct supply chain ensures access to authentic SKF bearings, while our extensive inventory covers over 95% of conventional models, supporting same-day shipping for urgent replacement needs.
Where This Double Row Angular Contact Bearing Performs Best
Engineered for CNC machine spindles operating at high rotational speeds, this bearing excels in environments requiring precise radial and axial load handling. Its separated structure allows for easy mounting and dismounting during maintenance, while the P4 precision rating ensures minimal runout and vibration—critical factors for achieving tight tolerance machining.
Engineering Details That Impact Machining Accuracy
The bearing's construction features bearing steel material, providing the hardness and wear resistance needed for continuous operation under heavy loads. Multiple cage options—steel, copper, and nylon—allow customization based on operating temperature and speed requirements. The angular contact design enables it to support combined radial and axial loads, while oil and grease lubrication options accommodate different spindle lubrication systems. The precision rating (P4) ensures dimensional consistency, reducing spindle deflection and improving surface finish quality on machined parts.
Why Bearing Quality Affects Total Machining Costs
Choosing the right CNC spindle bearing directly impacts your total operational costs. A precision P4 bearing reduces vibration-induced tool wear, extends tool life, and maintains consistent part quality—eliminating rework and scrap. In contrast, lower precision bearings can cause spindle runout, leading to poor part accuracy and increased machine downtime. This SKF 3219-a bearing's design focuses on long-term reliability, helping minimize maintenance intervals and replacement costs over the machine's lifespan.
Quality You Can Rely On
We strictly implement quality management processes, with all products sourced through official channels to ensure authenticity. Each bearing undergoes dimensional and hardness testing before shipment, and we provide complete traceability documentation including batch inspection reports. Our professional technical team offers bearing selection and installation guidance to ensure optimal performance, backed by a factory warranty for manufacturing defects.
Packaging & Shipping
- Packaged in cartons with pallet options for bulk orders
- Same-day shipping available for in-stock items
- Flexible delivery options including express, air, and sea freight
- Low minimum order quantity supported for both trial and production needs
Request a Quote for Your SKF 3219-a P4 Bearing
Whether you need a single replacement or bulk order for your CNC machines, provide us with your required quantity and delivery location, and we’ll promptly share pricing and availability. Our team can also assist with cross-referencing part numbers to ensure compatibility with your specific spindle model.
Frequently Asked Questions
Q: Do you supply other brands or models of angular contact ball bearings?
A: Yes, we offer a complete range of bearings from various international and domestic brands, and can source specific models according to your requirements.
Q: How can I confirm this bearing fits my CNC spindle?
A: Provide your spindle model or existing bearing dimensions (bore, outer diameter, width), and our technical team will verify compatibility.
Q: What is the warranty period for this bearing?
A: We provide a warranty against manufacturing defects, with terms specified in your order confirmation.
Q: What is the minimum order quantity?
A: We accept small orders, with no strict minimum quantity—contact us for details based on your specific needs.
Q: How long does shipping take to my location?
A: In-stock items ship same day, with delivery typically within 7-15 days to most countries via our global logistics network.
Q: Do you offer custom bearing solutions?
A: Yes, we support OEM/ODM services for special requirements, including custom dimensions and specifications.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.
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Double Row Angular Contact Ball Bearing 3219-a P4 Precision for CNC Machine Spindle
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