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

Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy side angle
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy cross section
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy dimension drawing
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy side angle
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy cross section
Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy 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

Precision Spindle Bearing B71909-C-T-P4s-UL for Machine Tool High Accuracy

Model B71909-C-T-P4s-UL ● IN STOCK

<p>Boost your machine tool's running accuracy with the <strong>Precision Spindle Bearing B71909-C-T-P4s-UL</strong>, a FAG-engineered solution that eliminates common procurement headaches through direct OEM supply. This high accuracy bearing delivers consistent performance critical for CNC machinery, backed by full traceability documentation to streamline customs clearance and quality verification.</p><ul><li>ISO P4 precision grade with 15° contact angle (C design) ensures minimal runout and maximum rigidity under high-speed operation</li><li>Official FAG original supply from authorized distributor, avoiding counterfeit risks and ensuring batch stability</li><li>Shockproof precision logistics protect delicate components during transit, reducing installation delays and downtime risks</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 machine tool’s running accuracy with the Precision Spindle Bearing B71909-C-T-P4s-UL, a FAG-engineered solution that eliminates common procurement headaches through direct OEM supply. This high accuracy bearing delivers consistent performance critical for CNC machinery, backed by full traceability documentation to streamline customs clearance and quality verification.

  • ISO P4 precision grade with 15° contact angle (C design) ensures minimal runout and maximum rigidity under high-speed operation
  • Official FAG original supply from authorized distributor, avoiding counterfeit risks and ensuring batch stability
  • Shockproof precision logistics protect delicate components during transit, reducing installation delays and downtime risks

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 machining centers, precision lathes, grinding machines
Automation Robotic arms, high-speed conveyors, precision positioning systems
Aerospace Aircraft engine components, flight control systems
Medical Devices Surgical robots, diagnostic imaging equipment

Eliminate Spindle Downtime with B71909-C-T-P4s-UL Precision Spindle Bearings

Machine tool operators know the cost of unexpected spindle failure—production delays, scrapped workpieces, and emergency maintenance expenses. Many struggle with counterfeit bearings that fail prematurely or multi-tier distributors that stretch lead times by 30–50%, making it nearly impossible to align with tight production schedules.

Genuine FAG Precision Spindle Bearings, In Stock and Traceable

As an official authorized Schaeffler FAG distributor, we provide 100% original B71909-C-T-P4s-UL Precision Spindle Bearings with full traceability documentation. Our ISO 9001 & DIN compliant testing system ensures each bearing meets P4/P4s precision standards, critical for maintaining the high running accuracy required in CNC machine tool spindles. With sufficient stock of P4/P2 grade bearings, we eliminate the delays of traditional distribution channels.

Engineered for High-Speed Machine Tool Spindles

The B71909-C-T-P4s-UL is specifically designed for high-precision machine tool spindles operating under radial and axial loads. Its 15° contact angle optimizes load distribution, while the ISO P4 precision class minimizes runout and vibration—essential for achieving tight tolerances in precision machining. This High Accuracy Bearing excels in applications requiring consistent performance at elevated speeds, such as in aerospace component manufacturing and medical device production.

Technical Features That Drive Performance

The P4 precision rating of this FAG Spindle Bearing ensures minimal radial and axial runout, directly translating to improved workpiece surface finish and dimensional accuracy. The 15° contact angle balances radial and axial load capacity, making it ideal for spindles subject to combined loads during heavy cutting operations. Constructed from high-grade steel, the bearing maintains dimensional stability even under thermal expansion, a critical factor in maintaining precision during prolonged machining cycles. The C-T-P4s-UL configuration indicates a ceramic rolling element option (where specified), reducing inertia and enabling higher rotational speeds without compromising durability.

Why Original FAG Bearings Reduce Total Cost of Ownership

Gray-market bearings often lack proper material heat treatment and precision grinding, leading to premature fatigue failure. A single spindle breakdown can cost thousands in downtime, while genuine FAG bearings deliver predictable service life and reduce maintenance frequency. Our clients in Germany, Italy, and the US report 30% longer bearing life compared to non-authorized sources, directly lowering their total production costs. Each bearing comes with full precision certification, ensuring compliance with export documentation requirements and avoiding customs clearance delays.

Why Machine Tool OEMs Trust Our Supply Chain

With 40+ countries served and a dedicated precision application engineering team, we bring unmatched expertise to your bearing procurement. Our vertical distribution model eliminates middlemen, ensuring batch consistency and stable lead times. We offer shockproof precision logistics tailored for high-value bearings, reducing in-transit damage risks. For OEM clients, our customized solutions include dedicated inventory reservation and full-cycle account management, from warehousing to after-sales technical support. Every delivery includes brand authorization and traceability certificates, providing complete visibility into your supply chain.

Packaging & Shipping

  • Original FAG packaging with protective inner cartons and outer pallet reinforcement
  • 现货 available for 3-7 business day delivery to major manufacturing hubs
  • DHL, FedEx, and UPS shipping options with door-to-door tracking
  • Full documentation package including certificate of origin and material test reports
  • Minimum order quantity of 1 unit, supporting both emergency repairs and production runs

Secure Your Spindle Performance Today

Don’t let bearing issues disrupt your production schedule. The B71909-C-T-P4s-UL Precision Spindle Bearing is in stock and ready to ship—send your order details now to minimize downtime. Our technical team can also assist with application verification to ensure optimal bearing selection for your specific spindle model and operating conditions.

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 documents to confirm authenticity.

Q: How do I confirm if this bearing fits my machine tool 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 the warranty policy?

A: We adhere to FAG’s original equipment warranty standards, covering manufacturing defects with unconditional replacement.

Q: What is the minimum order quantity?

A: We accept orders for 1 unit, supporting both emergency maintenance and small-batch production needs.

Q: How quickly can you ship?

A: In-stock bearings ship within 3-7 business days via DHL, FedEx, or UPS, with tracking provided upon dispatch.

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

A: Check the packaging for FAG’s security labels, verify the laser-etched part number against the certification document, and use Schaeffler’s official verification tools with the provided traceability code.

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
B71909-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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