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

High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy side angle
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy cross section
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy dimension drawing
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy side angle
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy cross section
High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 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

High Precision FAG B71922-C-T-P4s Spindle Bearing for Railway Spindles with ISO P4/P2 Accuracy

Model B71922-C-T-P4s ● IN STOCK

<p>Ensure railway spindle systems achieve uncompromising rotational precision with the <strong>FAG B71922-C-T-P4s</strong> spindle bearing, engineered to ISO P4/P2 accuracy standards for critical rail transit applications. Its 15° contact angle design minimizes axial play under high-speed operation, while premium steel construction delivers consistent performance even in demanding thermal environments.</p> <ul> <li>Eliminates production delays with ISO-certified traceability documentation and direct OEM supply channels</li> <li>Carton pallet packaging ensures shockproof protection during transit, preserving factory-set precision</li> <li>Seamlessly integrates with railway spindle assemblies requiring tight dimensional tolerances (HS Code: 8482800000)</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 railway spindle systems achieve uncompromising rotational precision with the FAG B71922-C-T-P4s spindle bearing, engineered to ISO P4/P2 accuracy standards for critical rail transit applications. Its 15° contact angle design minimizes axial play under high-speed operation, while premium steel construction delivers consistent performance even in demanding thermal environments.

  • Eliminates production delays with ISO-certified traceability documentation and direct OEM supply channels
  • Carton pallet packaging ensures shockproof protection during transit, preserving factory-set precision
  • Seamlessly integrates with railway spindle assemblies requiring tight dimensional tolerances (HS Code: 8482800000)

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
Railway Railway Spindles
Machine Tools CNC Machine Tool Spindles
Automation Precision Motion Control Systems

Combat Railway Spindle Failures with FAG B71922-C-T-P4s High Precision Bearings

Railway spindle operators face critical challenges with counterfeit bearings causing premature failures, costing thousands in downtime and repairs. Multi-tier distribution channels often lead to 30-50% longer lead times, disrupting maintenance schedules and risking service interruptions. Without proper technical support for installation and condition-based selection, even genuine bearings may underperform, leading to unexpected failures.

Genuine FAG B71922-C-T-P4s Spindle Bearings in Stock for Immediate Delivery

As an official authorized Schaeffler FAG distributor, we provide 100% traceable FAG B71922-C-T-P4s spindle bearings with full certification documentation, eliminating counterfeit risks. Our sufficient P4/P2 grade stock ensures we can fulfill orders without the delays of traditional distribution chains. Each bearing undergoes precision testing compliant with ISO 9001 & DIN standards, guaranteeing performance in railway spindle applications where high running accuracy is non-negotiable.

Engineered for Railway Spindle Performance Under Demanding Conditions

The FAG B71922-C-T-P4s spindle bearing is specifically designed for railway spindles, operating under high rotational speeds and radial loads. With a 15° contact angle (C design), it delivers optimal load distribution and rigidity, critical for maintaining spindle alignment in railway traction systems and bogie components. Its steel construction ensures durability under varying temperature conditions and mechanical stress, making it suitable for both passenger and freight rail applications.

Technical Excellence That Drives Railway Spindle Reliability

The ISO P4/P2 accuracy class of the FAG B71922-C-T-P4s ensures minimal radial and axial runout, essential for precise railway spindle operation and reduced vibration. The 15° contact angle balances axial and radial load capacity, allowing the bearing to handle the combined forces typical in railway drivetrain systems. Manufactured from high-grade steel, it provides excellent wear resistance and fatigue strength, extending service intervals and reducing maintenance frequency. Each bearing is factory-tested to meet FAG’s strict quality standards, ensuring consistent performance across batches.

Why Authentic FAG Bearings Lower Your Total Cost of Ownership

Choosing genuine FAG B71922-C-T-P4s spindle bearings over gray-market alternatives reduces long-term costs significantly. Counterfeit bearings often fail within 30-50% of the expected service life, leading to unplanned downtime, repair labor, and potential damage to adjacent components. Our authorized supply chain provides complete traceability documentation, avoiding customs clearance delays and quality liability disputes. With ISO 9001 compliant testing, each bearing meets the exact specifications required for railway applications, ensuring optimal performance and minimizing the risk of premature failure.

Why Railway Operators Trust Our FAG Bearing Solutions

As an official Schaeffler FAG distributor, we offer direct access to original OEM supply, ensuring every FAG B71922-C-T-P4s bearing is fully traceable to the manufacturer. Our precision application engineering team provides expert guidance on installation, maintenance, and failure analysis, reducing technical costs for buyers. With shockproof precision logistics, we ensure bearings arrive in perfect condition, ready for immediate use. We serve high-end manufacturing across 40+ countries, including core railway markets in Germany, Italy, and the US, with a proven track record of reliability.

Packaging & Shipping

  • Original FAG packaging with carton pallet for secure transport
  • 现货 available for delivery within 3-7 working days
  • Global logistics options including DHL, FedEx, UPS, air, and sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity of 1 piece, supporting emergency repairs and small-batch requirements

Ensure Railway Spindle Reliability – Request Your Quote Today

Don’t let bearing issues disrupt your railway operations. Send us your FAG B71922-C-T-P4s order details, including quantity and application requirements, and receive a formal quotation with certification within 24 hours. Our dedicated account manager will guide you through sample testing, small-batch trials, and long-term supply arrangements, ensuring your railway spindles maintain peak performance.

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 certificates to ensure authenticity.

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

A: Provide your spindle model, operating parameters, and load conditions. Our precision application engineering team will verify compatibility and provide technical recommendations.

Q: What is the warranty policy for these bearings?

A: All FAG bearings come with the manufacturer’s warranty, covering manufacturing defects with unconditional replacement or refund.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 piece, supporting both emergency repairs and small-batch procurement needs.

Q: How long does shipping take?

A: In-stock bearings are shipped within 3-7 working days. We offer flexible logistics options including DHL, FedEx, UPS, air, and sea freight based on your urgency.

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

A: Each bearing includes FAG’s original packaging with防伪 labels and laser marking. We provide complete traceability documentation, and you can verify authenticity through Schaeffler’s official channels using the provided certification.

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
B71922-C-T-P4s

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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