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

High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools side angle
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools cross section
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools dimension drawing
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools side angle
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools cross section
High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing 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

High Precision FAG B71902-E-T-P4s-Um Angular Contact Ball Bearing for CNC Machine Tools

Model B71902-E-T-P4s-Um ● IN STOCK

<p>Achieve unmatched spindle precision in your CNC machine tools with the <strong>FAG B71902-E-T-P4s-Um angular contact ball bearing</strong>—a critical component that minimizes vibration at high speeds and ensures consistent production quality. As an official FAG distributor, we deliver 100% traceable P4s grade bearings with full ISO/DIN compliance, eliminating the risks of counterfeit parts and documentation gaps that disrupt manufacturing workflows.</p><ul><li>Engineered with a 25° contact angle (E design) to optimize axial load capacity, ideal for high-rigidity spindle applications</li><li>Precision testing system guarantees running accuracy within microns, reducing tool wear and extending machine uptime</li><li>Shockproof logistics and dedicated technical support from our application engineering team ensure seamless integration into your production line</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

Achieve unmatched spindle precision in your CNC machine tools with the FAG B71902-E-T-P4s-Um angular contact ball bearing—a critical component that minimizes vibration at high speeds and ensures consistent production quality. As an official FAG distributor, we deliver 100% traceable P4s grade bearings with full ISO/DIN compliance, eliminating the risks of counterfeit parts and documentation gaps that disrupt manufacturing workflows.

  • Engineered with a 25° contact angle (E design) to optimize axial load capacity, ideal for high-rigidity spindle applications
  • Precision testing system guarantees running accuracy within microns, reducing tool wear and extending machine uptime
  • Shockproof logistics and dedicated technical support from our application engineering team ensure seamless integration into your production line

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
Manufacturing CNC Machine Tools, Precision Spindles
Automation High-Speed Machining Centers
Aerospace Precision Component Manufacturing Equipment

Eliminate CNC Downtime with Genuine FAG B71902-E-T-P4s-Um Angular Contact Ball Bearings

CNC machine tool operators know the frustration: unexpected spindle failure from counterfeit bearings disrupts production schedules, while inconsistent delivery from multi-tier distributors forces costly inventory overstock. Even minor precision deviations in angular contact bearings can compromise machining accuracy, leading to scrapped parts and rework expenses.

Original FAG Precision Bearings, Stocked and Traceable

As an official Schaeffler FAG distributor, we provide the B71902-E-T-P4s-Um angular contact ball bearing—engineered for CNC machine tool spindles requiring high running accuracy. Our P4/P2 grade stock ensures immediate availability, eliminating the 30–50% lead time delays common in traditional distribution channels. Each bearing comes with complete traceability documentation, avoiding customs clearance issues and quality disputes.

Optimized Performance in High-Speed Machining Environments

This FAG spindle bearing excels in high-speed rotational applications, where its 25° contact angle (E design) balances radial and axial load capacity. The precision manufacturing—compliant with ISO 9001 and DIN standards—minimizes vibration and heat generation, critical for maintaining tight tolerances in CNC turning and milling operations. Whether used in vertical or horizontal machining centers, it delivers consistent performance under varying cutting loads.

Technical Features That Define Spindle Reliability

The B71902-E-T-P4s-Um’s P4s precision class ensures minimal runout, directly translating to improved surface finish quality of machined parts. Its steel construction provides durability under continuous operation, while the optimized internal geometry supports higher limiting speeds compared to standard bearings. The “T” suffix indicates a phenolic cage, which enhances lubricant retention and reduces noise in high-speed applications. Together, these features extend spindle service life and reduce unplanned maintenance.

Why Genuine FAG Bearings Lower Total Cost of Ownership

Gray-market bearings may offer lower upfront prices, but their inconsistent quality often leads to premature failure. A single spindle breakdown can cost $10,000–$50,000 in downtime for a mid-sized CNC operation. Our genuine FAG bearings, backed by Schaeffler’s manufacturing expertise, reduce failure risks by 60% compared to counterfeit alternatives. Full precision certification ensures compliance with aerospace and medical device manufacturing standards, avoiding costly rejections and liability issues.

Our Commitment to OEM Supply Excellence

With 40+ countries served and a specialized precision application engineering team, we deliver more than just products. Our shockproof precision logistics ensures bearings arrive in factory-fresh condition, while customized OEM solutions adapt to your production scheduling needs. Every order includes professional installation guidance, and our dedicated account managers provide real-time visibility from warehousing to delivery. As an authorized distributor, we guarantee 100% original supply with batch consistency verified through our ISO-compliant testing system.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels and batch traceability documentation
  • Expedited shipping available for urgent maintenance needs
  • Global logistics options including DHL, FedEx, UPS, air, and sea freight
  • Real-time tracking provided for all shipments
  • Flexible order quantities—from single units for emergency repairs to bulk OEM supply

Secure Your CNC Spindle Performance Today

Don’t let bearing issues compromise your machining precision or production deadlines. Send us your B71902-E-T-P4s-Um bearing requirements, including application parameters and quantity, and receive a formal quotation with full certification within 24 hours. Our stock is ready to ship, minimizing your equipment downtime.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Every bearing is sourced directly from FAG and comes with complete traceability documentation and brand authorization certificates.

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

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

Q: What is your warranty policy?

A: All FAG bearings are covered by the manufacturer’s warranty against manufacturing defects. We provide full after-sales support for any quality issues.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 unit, supporting both emergency repairs and large-scale OEM production requirements.

Q: How quickly can you ship this bearing?

A: Stock items are shipped within 3–7 business days. For urgent needs, contact us for expedited shipping options.

Q: How can I verify the authenticity of the bearing?

A: Each bearing includes FAG’s original packaging with holographic labels, laser-etched part numbers, and a unique batch code. We also provide certificates of conformance and traceability documentation 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
B71902-E-T-P4s-Um

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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