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

High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines side angle
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines cross section
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines dimension drawing
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines side angle
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines cross section
High Precision FAG B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines 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 B71912-E-T-P4s-DUL Spindle Bearing for Milling Machines

Model B71912-E-T-P4s-DUL ● IN STOCK

<p>Ensure your milling machine achieves uncompromising rotational accuracy with the <strong>FAG B71912-E-T-P4s-DUL</strong> spindle bearing, engineered to eliminate vibration and extend tool life in high-speed machining applications. As an official Schaeffler FAG distributor, we deliver 100% traceable OEM-grade components with full precision certification, so you avoid costly production delays from counterfeit risks or documentation gaps.</p><ul><li>P4s precision grade ensures minimal runout (≤0.002mm) for superior surface finishes in critical milling operations</li><li>15° contact angle (E design) optimizes axial load capacity, ideal for heavy-duty cutting scenarios</li><li>Direct-from-authorized stock guarantees batch consistency, keeping your production schedule on track with reliable lead times</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 your milling machine achieves uncompromising rotational accuracy with the FAG B71912-E-T-P4s-DUL spindle bearing, engineered to eliminate vibration and extend tool life in high-speed machining applications. As an official Schaeffler FAG distributor, we deliver 100% traceable OEM-grade components with full precision certification, so you avoid costly production delays from counterfeit risks or documentation gaps.

  • P4s precision grade ensures minimal runout (≤0.002mm) for superior surface finishes in critical milling operations
  • 15° contact angle (E design) optimizes axial load capacity, ideal for heavy-duty cutting scenarios
  • Direct-from-authorized stock guarantees batch consistency, keeping your production schedule on track with reliable lead times

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 Milling Machines, Precision Machining Centers, Spindle Units
Automation High-Speed Robotic Arms, Precision Linear Guides
Aerospace Aircraft Component Machining Equipment
Medical Devices Precision Surgical Instrument Manufacturing Machinery

Eliminate Spindle Downtime with FAG B71912-E-T-P4s-DUL High Precision Milling Machine Bearings

Milling machine operators know the frustration: unexpected spindle failure from counterfeit bearings halts production, while multi-tier distributors delay critical replacements by weeks. In high-precision machining, even 0.001mm runout can ruin an entire batch, and unplanned downtime eats into profit margins at $2,000–$5,000 per hour in lost production.

Genuine FAG B71912 DUL Bearings in Stock for Immediate Delivery

As an official Schaeffler FAG distributor, we stock the FAG B71912-E-T-P4s-DUL high precision spindle bearing specifically engineered for milling machine spindles. Our direct OEM supply channel eliminates middlemen, meaning your bearing arrives with full traceability documentation—no more customs clearance delays or quality disputes. With P4/P2 grade stock ready to ship, we cut lead times by 30–50% compared to traditional distributors.

Engineered for High-Speed Milling Spindle Performance

The FAG B71912-E-T-P4s-DUL spindle bearing excels in the demanding conditions of vertical and horizontal milling machines. Its 25° contact angle (E design) provides optimal axial load capacity, critical for withstanding the thrust forces generated during heavy cutting operations. The precision-machined steel components maintain stability at speeds up to 15,000 rpm, ensuring consistent surface finishes and reducing tool wear in high-performance CNC applications.

Technical Features That Maximize Spindle Life

This precision FAG milling machine spindle bearing integrates three key engineering advancements: the P4s precision class ensures sub-micron runout control, essential for maintaining tight tolerances in mold and die work. The T-type cage design enhances lubricant distribution, reducing friction and heat buildup during extended machining cycles. The DUL designation indicates universal matching, allowing easy pairing for duplex spindle configurations—eliminating the guesswork in bearing selection and reducing assembly time.

Why Genuine FAG Bearings Lower Total Cost of Ownership

Gray-market bearings may cost 20–30% less upfront, but the hidden costs are staggering. A recent industry study found counterfeit spindle bearings fail 78% faster, leading to average replacement costs of $4,500 per incident (including labor, downtime, and damaged components). Our FAG B71912-E-T-P4s-DUL bearings comply with ISO 9001 and DIN standards, delivering 3–5x longer service life in continuous operation—ultimately reducing total bearing costs by 40% over 24 months.

Why Global Manufacturers Trust Our FAG Bearing Supply

Our 15 years as an authorized FAG distributor serving 40+ countries speaks to our commitment to quality. Every FAG B71912 DUL bearing undergoes a 12-point precision testing process before shipment, including dimensional verification, noise level testing, and runout measurement. Our dedicated OEM application engineering team provides free pre-installation guidance, while our shockproof logistics ensure bearings arrive in factory-fresh condition. We’ve supported over 500 CNC machine tool OEMs with customized supply solutions, maintaining a 98.7% on-time delivery rate.

Packaging & Shipping

  • Original FAG packaging with laser-etched part number and batch traceability code
  • Reinforced carton pallet packaging to prevent damage during transit
  • 3–7 business day delivery for in-stock orders to major manufacturing hubs
  • Express options via DHL, FedEx, or UPS for emergency replacement needs
  • Full customs documentation included for seamless international shipping
  • Minimum order quantity: 1 unit, with volume discounts available for production runs

Get Your Milling Machine Back to Peak Performance

Every day your spindle is down costs money and delays orders. Our FAG B71912-E-T-P4s-DUL bearings are in stock now—send your order today and restore precision machining capacity by the end of the week. For scheduled maintenance or production planning, our framework agreements guarantee priority stock reservation and consistent pricing.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Each bearing comes with a certificate of authenticity and full batch traceability documentation directly from FAG’s manufacturing facilities.

Q: How do I confirm if the B71912-E-T-P4s-DUL fits my milling machine?

A: Provide your machine model, spindle specification, or current bearing designation, and our technical team will verify compatibility within 4 business hours at no charge.

Q: What is the warranty period for this bearing?

A: All FAG bearings are covered by the manufacturer’s standard warranty against material and manufacturing defects, with our additional 6-month performance guarantee for OEM applications.

Q: What is the minimum order quantity?

A: We accept orders for 1 unit, making us ideal for emergency repairs, while production orders of 10+ units qualify for volume pricing and dedicated inventory allocation.

Q: How quickly can you ship to Germany or the United States?

A: Standard shipping takes 5–7 business days to Germany and 4–6 business days to the United States. Express shipping options are available for 2–3 day delivery to major cities.

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

A: Each bearing includes FAG’s holographic security label with a unique verification code that can be checked via Schaeffler’s official website. We also provide a complete traceability report with each order.

Ready to order or need a quote?
Send your bearing designation, application details (milling machine model, operating speed, load conditions), and quantity to info@oemfag.com — our team will respond with a formal quotation and availability confirmation 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-DUL

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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