P4 / P2 In Stock · New arrivals: 7020-C-T-P4S spindle bearings

Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools side angle
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools cross section
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools dimension drawing
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools side angle
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools cross section
Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools dimension drawing
FAG Genuine P4 Class
ISO 9001 · DIN 620
AUTHORIZED
Schaeffler
SHIPS IN
3-5 Days
RESPONSE
≤ 24H
FAG Genuine · Authorized Angular Contact Bearing P4 / P2

Super Precision Angular Contact Spindle Bearing FAG B71911-C-T-P4s-UL for CNC Machine Tools

Model B71911-C-T-P4s-UL ● IN STOCK

<p>Boost your CNC machine tool's spindle performance with the <strong>FAG B71911-C-T-P4s-UL</strong> Super Precision Angular Contact Spindle Bearing, engineered to deliver exceptional running accuracy and stability for high-speed machining operations. As an official FAG distributor, we ensure 100% traceable original supply, eliminating concerns about counterfeit risks and documentation gaps that can disrupt your production workflow.</p><ul><li>Precision grade P4s (ISO standard) with a 15° contact angle (C design) minimizes axial clearance, optimizing rigidity for heavy cutting loads</li><li>Manufactured to DIN standards, this angular contact bearing reduces vibration and heat generation, extending spindle service life in critical applications</li><li>Comes with full precision certification and shockproof logistics packaging to maintain integrity from our warehouse to your production floor</li></ul>

Precision Class
P4/P2
Bore Ø (d)
17 mm
Outer Ø (D)
40 mm
Dyn / Stat Load
9.8 kN / 6.55 kN
  • 100% Original FAG
  • Shockproof Packaging
  • DIN / ISO Certified
  • Engineering Support
01 / Specifications

Complete Technical
Parameter Table

All values are factory-certified per Schaeffler FAG datasheet and conform to DIN 620 / ISO 492 precision standards. Custom tolerance packages and matched sets available on request.

Dimensions

Bore (d)17 mm
Outer Ø (D)40 mm
Width (B)12 mm
Contact Angle (α)15°
Weight0.065 kg

Performance

Dynamic Load (Cr)9.8 kN
Static Load (C0r)6.55 kN
Limit Speed (Grease)22,000 rpm
Limit Speed (Oil)34,000 rpm
Runout (P4)≤ 3 µm

Material & Construction

Ring Material100Cr6 Steel
CageTB Phenolic
SealingOpen
LubricationGrease / Oil
Preload ClassLight (L)

Standards & Certification

Precision StandardDIN 620 / ISO 492
Quality SystemISO 9001
OriginSchaeffler · Germany
DocumentationCoC + Test Report
Warranty12 Months

Product Description

Boost your CNC machine tool’s spindle performance with the FAG B71911-C-T-P4s-UL Super Precision Angular Contact Spindle Bearing, engineered to deliver exceptional running accuracy and stability for high-speed machining operations. As an official FAG distributor, we ensure 100% traceable original supply, eliminating concerns about counterfeit risks and documentation gaps that can disrupt your production workflow.

  • Precision grade P4s (ISO standard) with a 15° contact angle (C design) minimizes axial clearance, optimizing rigidity for heavy cutting loads
  • Manufactured to DIN standards, this angular contact bearing reduces vibration and heat generation, extending spindle service life in critical applications
  • Comes with full precision certification and shockproof logistics packaging to maintain integrity from our warehouse to your production floor

Description

Product Specifications

Parameter Details
Model NO. FAG Spindle Bearing
Precision P4, P4s, P2 (ISO)
Contact Angle (α) 15° (C), 25° (E)
Material Steel
Transport Package Carton Pallet
Trademark FAG
Origin Jiangsu China
HS Code 8482800000

Application Industries

Industry Typical Equipment
Machine Tools CNC Machine Tool Spindles
Automation High-Precision Machining Centers

Reduce CNC Downtime with Genuine FAG B71911-C-T-P4s-UL Spindle Bearings

Many CNC machine operators face unexpected production halts due to premature bearing failure—often traced to gray-market components with incomplete traceability. When spindle bearings fail, the average CNC workshop loses 8–12 production hours for replacement and calibration, not counting the cost of scrapped workpieces. Multi-tier distribution channels compound this issue, stretching lead times by 30–50% and making emergency repairs even more costly.

Genuine FAG B71911-C-T-P4s-UL Bearings in Stock for Immediate Dispatch

As an official Schaeffler FAG distributor, we eliminate these pain points with direct access to original FAG B71911-C-T-P4s-UL super precision angular contact spindle bearings. Our Shanghai warehouse maintains sufficient P4/P2 grade inventory, allowing us to fulfill orders for CNC machine tool OEMs and repair facilities within 3–7 business days. Each bearing undergoes precision testing compliant with ISO 9001 and DIN standards before shipment, ensuring it meets the strict running accuracy requirements of high-speed spindle applications.

Engineered for High-Speed CNC Spindle Performance

The FAG B71911-C-T-P4s-UL is specifically designed for CNC machine tool spindles operating at high rotational speeds with moderate axial loads. Its 15° contact angle (C design) optimizes load distribution in horizontal spindle configurations, while the P4s precision class ensures minimal radial runout and axial endplay—critical factors for maintaining machining accuracy in contouring and finishing operations. This bearing excels in continuous-duty applications where consistent performance under thermal expansion is required, such as high-speed milling and drilling centers.

Technical Features That Maximize Spindle Reliability

The P4s precision grade of the FAG B71911-C-T-P4s-UL guarantees tight dimensional tolerances, with radial internal clearance controlled to ensure optimal preload when mounted in sets. This precision directly translates to improved surface finish quality on machined parts and extended tool life. The steel cage construction provides high rigidity and heat resistance, maintaining stability even at elevated operating temperatures. When paired with proper lubrication, these features enable the bearing to support the dynamic loads typical in CNC spindle applications, reducing the risk of unexpected failure during critical production runs.

Total Cost of Ownership: Why Genuine FAG Bearings Matter

Counterfeit spindle bearings may offer lower upfront costs, but they often lack the material quality and manufacturing precision of genuine FAG products. A single failure can cost thousands in downtime, rework, and potential damage to adjacent spindle components. In contrast, genuine FAG B71911-C-T-P4s-UL bearings provide consistent performance over extended service intervals, reducing maintenance frequency and total lifecycle costs. Our full precision certification and traceability documentation further protect your investment by ensuring compliance with export requirements and simplifying customs clearance for international shipments.

Why CNC Manufacturers Choose Our FAG Bearings

Our 15+ years as an authorized FAG distributor gives us the expertise to support your CNC spindle needs. We serve high-end manufacturing customers across 40+ countries, including leading CNC machine tool OEMs in Germany, Italy, and the US. Our precision application engineering team provides free model selection assistance based on your spindle speed, load, and operating temperature parameters. Each order includes brand authorization and traceability certificates, with dedicated account managers tracking your shipment from warehouse to delivery. For critical breakdowns, our shockproof precision logistics ensure bearings arrive in factory-fresh condition, minimizing your production disruption.

Packaging & Shipping

  • Original FAG packaging with serial number tracking and防伪标签
  • 现货 available for dispatch within 24 hours of order confirmation
  • DHL, FedEx, or UPS shipping options with real-time tracking
  • Customs documentation included for international orders
  • Minimum order quantity: 1 piece, ideal for emergency repairs

Get Your CNC Spindle Back to Production Faster

Every hour your CNC machine is down costs money. Whether you need a single FAG B71911-C-T-P4s-UL for emergency repair or a bulk order for production, we have the inventory and expertise to meet your deadline. Send us your bearing designation, spindle model, and quantity—our team will issue a formal quotation with full certification within 24 hours.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Each bearing comes with brand authorization and traceability certificates to verify authenticity.

Q: How do I confirm this bearing fits my CNC spindle?

A: Provide your spindle model or technical specifications (speed, load, mounting configuration), and our application engineering team will verify compatibility at no cost.

Q: What is the warranty policy?

A: All FAG bearings are covered by the manufacturer’s warranty against manufacturing defects. We provide full support for warranty claims and replacement.

Q: What is the minimum order quantity?

A: We accept orders for 1 piece, making us ideal for emergency repairs and small-batch requirements.

Q: How quickly can you ship?

A: In-stock bearings are shipped within 24 hours, with delivery in 3–7 business days via express courier. Custom orders are quoted with specific lead times.

Q: How can I verify the bearing’s authenticity?

A: Each bearing includes FAG’s original packaging with holographic labels and serial numbers, which can be verified through Schaeffler’s official channels. We also provide full traceability documentation with each order.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

02 / Applications

Compatible with
High-End Manufacturing.

Engineered for precision-critical environments where micron-level runout, thermal stability and high rotational speeds determine product quality. Trusted across Germany, Italy, the US, Japan and South Korea.

CNC Machine Tools

High-speed spindles for milling, grinding and turning centers requiring P4 runout.

SPINDLE · OEM

Wind Power Gearboxes

Heavy-duty rotor and main shaft positions demanding long service life.

GEARBOX · MW

Medical Devices

Imaging equipment, surgical robotics and diagnostic systems with quiet running needs.

CLEAN · QUIET

Semiconductor & Aerospace

Wafer handling, lithography stages, and aerospace actuators with P2 demands.

P2 · ULTRA
03 / Engineering

Technical Deep Dive.
Precision Without Compromise.

Every FAG bearing we ship has passed the full Schaeffler quality protocol -- from raw material spectrum analysis to dynamic runout verification -- backed by our shockproof handling chain that preserves micron tolerances door-to-door.

/ 01 STANDARD

DIN 620 Compliance

Full conformance to German DIN 620 dimensional and tolerance standard, with traceable measurement records on every batch.

  • ISO 492 cross-mapped
  • Bore tolerance ±0.004 mm
  • CoC included per shipment
/ 02 PRECISION

P4 / P2 Class Verification

Each bearing undergoes runout testing on calibrated rigs. P4: ≤3 µm radial runout. P2: ≤1.5 µm -- ready for ultra-precision spindles.

  • Climate-controlled QC lab
  • Vibration analysis report
  • Matched-set pairing service
/ 03 LOGISTICS

Shockproof Handling

Vibration-controlled foam cradles, climate-monitored containers and dedicated freight forwarders -- your tolerances arrive intact.

  • Sealed VCI corrosion barrier
  • Shock & humidity sensors
  • 40+ countries delivered
04 / Trust

Genuine Traceability.
Warranty Commitment.

Every unit is traceable from the Schaeffler factory through our Shanghai authorized hub to your facility. Counterfeit-free guarantee backed by a 12-month performance warranty.

Verify Authenticity

Schaeffler Authorized Channel

Direct supply contract with Schaeffler Group -- every product carries original factory packaging and certification.

Full Documentation Package

Certificate of Conformity, dimensional inspection report, runout test data, and origin declaration -- included with every shipment.

12-Month Performance Warranty

Full warranty against material defect and manufacturing fault under specified operating conditions, plus engineering support.

Shockproof Precision Logistics

Vibration-dampened cradles, VCI anti-corrosion sealing, climate-monitored containers -- protecting micron tolerances across 40+ countries.

PACKAGING

Shockproof Precision Pack

VCI corrosion-inhibitor barrier, custom-cut foam cradle, sealed FAG original box, vibration-dampening outer carton with shock indicator label.

SHIPPING

Climate-Controlled Freight

DHL / FedEx / UPS express, sea/air consolidation, EXW · FOB · CIF · DDP terms. Climate and humidity sensors monitor critical batches end-to-end.

LEAD TIME

Stock Items: 3-5 Days

In-stock P4/P2 grades dispatched within 3 business days. Custom matched sets and special tolerances: 2-4 weeks. Express priority available.

06 / FAQ

Frequently Asked.

Common technical and procurement questions. For specific applications, our engineers respond within one business day.

How do I confirm this FAG bearing is 100% genuine?

Every shipment includes Certificate of Conformity, original Schaeffler factory packaging with serial codes, and traceable documentation. As an authorized distributor, we supply only directly from the Schaeffler Group channel.

What is the difference between P4 and P2 precision class?

P4 grade: bore tolerance ±0.004 mm, runout ≤3 µm -- suitable for high-end CNC spindles. P2 grade: ±0.0025 mm bore, runout ≤1.5 µm -- used in semiconductor stages and ultra-precision aerospace applications. Both conform to DIN 620 / ISO 492.

How are bearings packed for international shipping?

VCI corrosion-inhibitor wrap, custom foam cradle, sealed FAG original box, then vibration-dampening outer carton with shock indicator label. Climate and humidity sensors are added for critical batches to ensure micron tolerances are preserved across 40+ countries.

Do you offer matched sets and custom tolerance packages?

Yes. We provide DUL / DUM / DBL matched-pair configurations, custom preload classes, and tailored tolerance bands aligned with your spindle specifications. Lead time for special configurations is typically 2-4 weeks.

What is the typical lead time and minimum order quantity?

In-stock P4/P2 items: 3-5 business days dispatch. No fixed MOQ for stock items -- single-piece orders welcome. Custom matched sets and special configurations: 2-4 weeks. Express priority shipping available globally.

Do you provide installation guidance and engineering support?

Our application engineering team provides installation procedures, lubrication selection, preload calculation, failure analysis, and on-call technical guidance throughout the product lifecycle -- included with every order.
07 / Inquire

Request a quote for
B71911-C-T-P4s-UL

Submit your specification -- quantity, target precision class, and application context. Our engineers respond within 24 hours with availability, lead time and recommended configuration.

Room 328, Building 1, No. 858 Fenggao Road,
Fengxian District, Shanghai, China
Quotation Request Form ● ≤ 24H REPLY
SECURE · NO SPAM · ENGINEER REPLY
Schaeffler Authorized Distributor ISO 9001 · DIN 620

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