High Precision FAG B71938-C-T-P4s-UL Angular Contact Ball Bearing for CNC Machine Tools

Product Specifications

Application Industries

Eliminate CNC Downtime with FAG B71938-C-T-P4s-UL High Precision Angular Contact Ball Bearings

CNC machine operators know the frustration of unexpected spindle failures—hours of production lost, maintenance crews scrambling, and deadlines slipping. Many face the double challenge of sourcing genuine high-precision bearings quickly while ensuring compatibility with their machine tool’s exacting requirements. With P4s grade bearings, even minor deviations in precision can compromise machining accuracy, leading to scrapped parts and increased costs.

Genuine FAG Precision Bearings, In Stock for Immediate Dispatch

Our High Precision FAG B71938-C-T-P4s-UL Angular Contact Ball Bearing is engineered to solve these critical pain points. As an official FAG distributor, we maintain sufficient P4/P2 grade stock to support urgent maintenance needs, eliminating long lead times from direct manufacturers. Each bearing undergoes precision testing procedures compliant with ISO 9001 and DIN standards before shipment, ensuring it meets the strict tolerances required for CNC machine tool spindles.

Optimal Performance in High-Speed Machining Environments

This FAG B71938 Bearing excels in applications requiring both high rotational speed and axial load capacity—key characteristics for CNC machine tool spindles. The 15° contact angle (C design) balances radial and axial load handling, while the P4s precision class ensures minimal runout and exceptional rotational accuracy. Whether used in vertical machining centers or horizontal lathes, this bearing maintains stable performance even under continuous operation, reducing vibration and improving surface finish quality.

Technical Attributes That Deliver Reliable Precision

The P4s precision rating of this angular contact ball bearing represents one of the highest accuracy levels in the industry, ensuring tight control over dimensions and geometric tolerances. This directly translates to consistent machining precision and extended tool life. The steel material construction provides excellent rigidity and heat resistance, critical for maintaining performance in high-speed spindle applications where operating temperatures can rise rapidly. The bearing’s design also facilitates optimal lubricant distribution, reducing friction and wear during extended operation.

Why Genuine FAG Bearings Reduce Total Cost of Ownership

Choosing genuine FAG B71938-C-T-P4s-UL for CNC applications over non-authorized alternatives offers significant long-term value. Counterfeit bearings often fail prematurely, leading to unplanned downtime that can cost thousands in lost production. Our bearings come with full certification documents, ensuring traceability and compliance with international standards. By investing in authentic precision bearings, you minimize the risk of catastrophic spindle damage, reduce maintenance frequency, and extend the service life of your CNC equipment—ultimately lowering overall operational costs.

Why 800+ Global Clients Trust Our Bearing Solutions

Packaging & Shipping

• Original FAG packaging with protective inner carton and outer pallet reinforcement
• 现货 available for dispatch within 3-7 working days
• Global delivery via DHL, FedEx, UPS, air freight, or sea freight as required
• Full logistics tracking provided from warehouse to delivery
• Minimum order quantity of 1 piece, ideal for emergency repairs and small-batch requirements

Secure Your CNC Spindle Performance Today

Don’t let bearing issues disrupt your production schedule. The longer your CNC machine is down, the more revenue you lose. Send us your bearing requirement now, and our team will confirm stock availability and provide a detailed quotation within one working day. With our reliable supply chain and technical expertise, you can get your machine back to optimal performance quickly.

Frequently Asked Questions