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

FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles side angle
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles cross section
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles dimension drawing
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles side angle
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles cross section
FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles 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

FAG B71912-E-T-P4s-UL Precision Angular Contact Ball Bearings for CNC Machine Spindles

Model B71912-E-T-P4s-UL ● IN STOCK

<p>Ensure uncompromising precision and reliability for your CNC machine spindle with FAG B71912-E-T-P4s-UL precision angular contact ball bearings. Engineered to deliver exceptional running accuracy, these bearings minimize vibration and extend spindle life even under high-speed operation, keeping your production line running smoothly without unexpected downtime.</p><ul><li><strong>P4s precision grade</strong> ensures tight tolerance control for critical machining applications, meeting the strict standards of ISO 9001 and DIN for consistent batch quality</li><li>15° contact angle design optimizes axial load capacity and rigidity, ideal for high-performance spindle configurations in CNC machinery</li><li>Directly sourced from official Schaeffler FAG distribution, guaranteeing full traceability documentation to streamline customs clearance and quality compliance</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

Ensure uncompromising precision and reliability for your CNC machine spindle with FAG B71912-E-T-P4s-UL precision angular contact ball bearings. Engineered to deliver exceptional running accuracy, these bearings minimize vibration and extend spindle life even under high-speed operation, keeping your production line running smoothly without unexpected downtime.

  • P4s precision grade ensures tight tolerance control for critical machining applications, meeting the strict standards of ISO 9001 and DIN for consistent batch quality
  • 15° contact angle design optimizes axial load capacity and rigidity, ideal for high-performance spindle configurations in CNC machinery
  • Directly sourced from official Schaeffler FAG distribution, guaranteeing full traceability documentation to streamline customs clearance and quality compliance

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
Manufacturing CNC Machine Spindles
Automation Precision Machining Centers
Aerospace Aircraft Component Manufacturing Equipment
Medical Devices High-Precision Surgical Instrument Production Machinery

Stop CNC Spindle Downtime with FAG B71912-E-T-P4s-UL Precision Bearings

CNC machine operators know the cost of spindle failure—unplanned downtime, scrapped workpieces, and missed deadlines. Gray-market bearings often fail prematurely due to poor material quality, while multi-tier distribution channels create delivery delays that disrupt production schedules. When your spindle needs reliable precision, settling for anything less than authentic FAG bearings means risking thousands in lost productivity.

Genuine FAG B71912 UL Bearings, In-Stock for Immediate Delivery

As an official authorized Schaeffler FAG distributor, we eliminate these pain points with direct access to original FAG B71912-E-T-P4s-UL angular contact ball bearings. Our P4s precision grade stock ensures you get the exact specifications your CNC spindle requires, without the wait. Each bearing undergoes ISO 9001 and DIN standard testing before shipment, guaranteeing consistent performance right out of the box.

Engineered for High-Speed CNC Spindle Performance

The FAG B71912-E-T-P4s-UL is specifically designed for the rigorous demands of CNC machine spindles. With a 15° contact angle, it excels in applications requiring high radial and axial load capacity at elevated speeds. Whether you’re running continuous production or heavy-duty machining operations, this bearing maintains tight running accuracy to ensure workpiece precision and extend spindle service life.

Technical Details That Define Spindle Reliability

Every aspect of the FAG B71912-E-T-P4s-UL contributes to its superior performance. The P4s precision class minimizes radial runout and axial displacement, critical for maintaining tight tolerances in precision machining. The 15° contact angle balances radial and axial load handling, optimizing performance in spindle configurations where both forces act simultaneously. Constructed from high-grade steel, these bearings resist fatigue under continuous operation, while the UL designation indicates compliance with FAG’s strict quality standards for spindle applications.

The Hidden Cost of Non-Genuine Spindle Bearings

Choosing unauthorized P4s precision angular contact bearings may seem like a cost-saving measure, but the long-term consequences tell a different story. Counterfeit bearings often lack proper heat treatment, leading to premature wear and catastrophic spindle failure. The average CNC spindle repair costs $5,000–$15,000, not including downtime losses of $2,000–$10,000 per hour. Our genuine FAG bearings, backed by complete traceability documentation, reduce these risks by ensuring batch consistency and compliance with OEM specifications.

Why CNC Manufacturers Trust Our FAG Bearings

Our 10+ years as an authorized FAG distributor gives us the expertise to support your precision bearing needs. We serve CNC machine tool OEMs and manufacturers across 40+ countries, providing personalized technical support from our precision application engineering team. All bearings come with full traceability certificates, and our shockproof logistics ensure damage-free delivery. We maintain dedicated inventory for high-demand models like the B71912-E-T-P4s-UL, allowing us to fulfill orders within 24 hours of confirmation.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels
  • Carton pallet packaging for secure transport
  • 现货 available for delivery within 3–7 business days
  • Global shipping via DHL, FedEx, UPS, air, or sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity: 1 piece

Secure Your CNC Spindle Performance Today

Don’t let bearing issues derail your production schedule. The FAG B71912-E-T-P4s-UL is in stock and ready to ship—send us your order details now and minimize downtime. With our direct OEM supply chain, you get authentic precision bearings without the delays of traditional distribution channels.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

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

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

A: Provide your spindle model or technical specifications, and our precision 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, with full replacement support.

Q: What is the minimum order quantity?

A: We accept orders for 1 piece, supporting both 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 depending on location.

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

A: Each bearing includes FAG’s original packaging with防伪 labels and laser marking. We also provide full traceability documentation for customs and quality verification.

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
B71912-E-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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