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

High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle side angle
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle cross section
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle dimension drawing
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle side angle
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle cross section
High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle 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

High Precision FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing for CNC Spindle

Model B71908-C-T-P4s-UL ● IN STOCK

<p>Boost your CNC spindle's precision and reliability with the <strong>FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing</strong>, engineered to deliver consistent performance in high-speed machining environments. As an official Schaeffler FAG distributor, we ensure 100% traceable original supply, eliminating the risks of counterfeit components and documentation gaps that can disrupt your production schedule.</p><ul><li>15° contact angle design minimizes axial clearance under heavy loads, maintaining tight runout control for superior surface finishes</li><li>P4s precision grade (ISO standard) guarantees batch consistency, critical for multi-spindle OEM setups and long-term equipment calibration</li><li>Steel construction with optimized cage geometry reduces friction at high RPM, extending spindle service life while lowering maintenance costs</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 spindle’s precision and reliability with the FAG B71908-C-T-P4s-UL Angular Contact Ball Bearing, engineered to deliver consistent performance in high-speed machining environments. As an official Schaeffler FAG distributor, we ensure 100% traceable original supply, eliminating the risks of counterfeit components and documentation gaps that can disrupt your production schedule.

  • 15° contact angle design minimizes axial clearance under heavy loads, maintaining tight runout control for superior surface finishes
  • P4s precision grade (ISO standard) guarantees batch consistency, critical for multi-spindle OEM setups and long-term equipment calibration
  • Steel construction with optimized cage geometry reduces friction at high RPM, extending spindle service life while lowering maintenance costs

Description

Product Specifications

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

Application Industries

Industry Typical Equipment
Machine Tools CNC Spindles, Precision Machining Centers
Automation High-Speed Robotic Arms, Precision Linear Guides
Medical Devices Surgical Instrumentation, Diagnostic Equipment
Aerospace Aircraft Engine Components, Avionics Systems

Prevent CNC Spindle Failures with Authentic FAG B71908-C-T-P4s-UL Bearings

CNC machine operators know the cost of unexpected spindle downtime—hours of lost production, missed deadlines, and costly repairs. Many face this when using non-genuine angular contact ball bearings that fail prematurely due to poor material quality and imprecise manufacturing. The risk grows when documentation gaps create customs delays or quality disputes, turning a simple repair into a supply chain crisis.

Original FAG Precision Bearings, Ready for Immediate Dispatch

As an official Schaeffler FAG distributor, we eliminate these risks with the FAG B71908-C-T-P4s-UL angular contact ball bearing—engineered for CNC spindle applications where high running accuracy is non-negotiable. Our P4/P2 grade stock ensures you get the exact precision class your equipment demands, with full traceability documentation to streamline customs clearance and quality verification.

Optimized Performance in High-Speed CNC Environments

This 15° contact angle ball bearing excels in high-speed rotational applications like CNC spindles, where it withstands radial and axial loads simultaneously. Its design minimizes friction and heat generation, maintaining stability even during extended machining cycles. For manufacturers working with tight tolerances, the bearing’s precision engineering reduces vibration, ensuring consistent workpiece quality and longer tool life.

Technical Attributes That Define Reliability

The FAG B71908-C-T-P4s-UL’s P4s precision class meets strict ISO standards for dimensional accuracy and rotational performance, critical for maintaining spindle concentricity. Its steel construction provides durability under continuous operation, while the 15° contact angle balances load distribution to prevent premature wear. Combined with FAG’s proprietary heat treatment process, these features deliver predictable service life in demanding manufacturing environments.

Why Authenticity Matters for Total Cost of Ownership

Counterfeit bearings often cost 30-50% less upfront but typically fail within 20-30% of the service life of genuine FAG products. This leads to repeated replacement cycles, unplanned downtime, and potential damage to expensive spindle components. Our authorized supply chain guarantees each bearing is factory-tested to DIN standards, eliminating hidden costs associated with gray-market parts and ensuring your CNC equipment operates at peak efficiency.

Our Commitment to Your Production Continuity

With 40+ countries served and a dedicated precision application engineering team, we deliver more than products—we provide end-to-end support. Our shockproof precision logistics ensure bearings arrive in factory-fresh condition, while customized OEM solutions adapt to your specific production schedules. Every order includes brand authorization and traceability certificates, and our account managers track progress from warehouse to delivery, keeping you informed at every step.

Packaging & Shipping

  • Original FAG packaging with serial number verification and product certification
  • Available from stock for delivery within 3-7 business days
  • Global shipping via DHL, FedEx, UPS, air, or sea freight as needed
  • Real-time tracking provided for all shipments
  • Minimum order quantity of 1 unit, supporting both emergency repairs and bulk requirements

Secure Your CNC Spindle Performance Today

Don’t let bearing-related issues disrupt your production schedule. The FAG B71908-C-T-P4s-UL angular contact ball bearing delivers the precision and reliability your CNC spindle demands. Send us your model requirements, operating parameters, and quantity—we’ll confirm availability and provide a formal quotation within 24 hours.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Every bearing comes with full brand authorization and traceability documentation to confirm authenticity.

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

A: Provide your spindle model or operating parameters (speed, load, temperature), and our precision application engineering team will verify compatibility at no cost.

Q: What is your warranty policy?

A: All bearings are covered by FAG’s original manufacturer warranty, with replacement guaranteed for any manufacturing defects.

Q: What is the minimum order quantity?

A: We accept orders for 1 unit, ideal for emergency repairs or small-batch production needs.

Q: How quickly can you ship?

A: Stock items ship within 3-7 business days via your preferred logistics method (DHL, FedEx, UPS, air, or sea freight).

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

A: Each bearing includes FAG’s original packaging with防伪标签, laser-etched part numbers, and traceability certificates. We can also provide official authorization documents upon request.

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
B71908-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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