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

Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools side angle
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools cross section
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools dimension drawing
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools side angle
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools cross section
Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision 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

Double Row Angular Contact Ball Bearing 3303-Bd-XL-2hrs-Tvh FAG for Precision Machine Tools

Model 3303-Bd-XL-2hrs-Tvh ● IN STOCK

<p>Ensure uncompromising precision in your CNC machine tool operations with the <strong>FAG 3303 bearing</strong>, a double row angular contact ball bearing engineered to deliver exceptional running accuracy and stability. This 3303-Bd-XL-2hrs-Tvh model features a polyamide (TVH) cage and 2HRS sealing, optimizing performance in high-speed spindle applications while minimizing maintenance needs.</p><ul><li>Complies with DIN 628-3 standards for reliable interchangeability and batch consistency, eliminating production delays from mismatched components</li><li>P4 grade precision ensures minimal vibration and extended service life, directly reducing downtime costs for critical manufacturing processes</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 in your CNC machine tool operations with the FAG 3303 bearing, a double row angular contact ball bearing engineered to deliver exceptional running accuracy and stability. This 3303-Bd-XL-2hrs-Tvh model features a polyamide (TVH) cage and 2HRS sealing, optimizing performance in high-speed spindle applications while minimizing maintenance needs.

  • Complies with DIN 628-3 standards for reliable interchangeability and batch consistency, eliminating production delays from mismatched components
  • P4 grade precision ensures minimal vibration and extended service life, directly reducing downtime costs for critical manufacturing processes

Description

Product Specifications

Parameter Details
Model NO. Double Row Angular Contact Ball Bearing
Separated Separated
Rows Number Double
Material Bearing Steel
Standard DIN 628-3, ISO 15:2017
Series 32 Series, 33 Series (32bd, 33bd, 32da, 33da)
Cage Polyamide (Tvh), Sheet Steel, Brass (MP) Cage
Seal Type Open, 2z, 2hrs
Precision P0 /P6 /P5
Transport Package Carton Pallet
Specification As Your Request
Trademark FAG
Origin Jiangsu China
HS Code 8482800000

Application Industries

Industry Typical Equipment
Manufacturing CNC Machine Tools, Precision Spindles, Machining Centers
Automation Robotic Arms, Linear Motion Systems, Precision Actuators
Medical Devices Imaging Equipment, Surgical Tools, Diagnostic Machinery
Aerospace Aircraft Components, Precision Guidance Systems

Prevent Costly Downtime with FAG 3303-Bd-XL-2hrs-Tvh Precision Bearings

Machine tool operators know the frustration of unexpected spindle failures—hours of production lost, missed deadlines, and expensive repairs. Many face counterfeit bearings that fail prematurely or multi-layer distributors with inconsistent delivery times. When your CNC machine relies on precise motion control, even minor bearing issues can compromise part accuracy and increase scrap rates.

Genuine FAG 3303 Bearings with Traceable Supply Chain

As an official authorized Schaeffler FAG distributor, we eliminate these risks by providing 100% original FAG 3303-Bd-XL-2hrs-Tvh double row angular contact ball bearings. Our direct brand access ensures full traceability documentation, critical for export compliance and quality verification. With sufficient P4/P2 grade stock, we support both small-batch trials and large OEM orders, ensuring your production schedule stays on track.

Engineered for High-Precision Machine Tool Applications

This FAG 33 series double row angular contact bearing excels in high-speed, high-accuracy environments like CNC lathes and machining centers. Its separated design allows for easy mounting and adjustment, while the 2hrs seal type provides effective protection against contaminants in industrial settings. With compliance to DIN 628-3 standards, it delivers consistent running accuracy—essential for maintaining tight tolerances in precision machining operations.

Key Technical Features That Impact Performance

The polyamide (Tvh) cage ensures stable ball guidance even at high rotational speeds, reducing friction and heat generation. Available in P0/P6/P5 precision grades, the bearing minimizes radial and axial runout, directly influencing spindle rigidity and machining precision. Its double row configuration provides higher load-carrying capacity compared to single row designs, making it suitable for both radial and axial load applications in machine tool spindles. The bearing steel construction offers excellent durability, maintaining performance under continuous operation.

Why Authentic FAG Bearings Reduce Total Cost of Ownership

Counterfeit bearings may offer lower upfront prices, but they often result in hidden costs: premature failures causing unplanned downtime, increased maintenance expenses, and potential damage to expensive machine components. Genuine FAG 3303-Bd-XL-2hrs-Tvh bearings, backed by ISO 9001 compliant testing, deliver predictable service life and consistent performance. Over time, this reliability lowers total ownership costs by reducing production interruptions and replacement frequency.

Our Commitment to Reliable Bearing Supply

With over a decade of experience serving high-end manufacturing across 40+ countries, we’ve built our reputation on four pillars: official original supply directly from Schaeffler, a precision testing system compliant with DIN standards, dedicated application engineering support, and shockproof logistics packaging. Our technical team provides personalized model selection advice based on your specific working conditions, while our dedicated account managers ensure full visibility from order placement to delivery.

Packaging & Shipping

  • Original FAG packaging with product certification and traceability documents
  • Reinforced carton pallet packaging for shock and moisture protection during transit
  • Global shipping via DHL, FedEx, UPS, or freight forwarding as required
  • Real-time tracking provided for all shipments
  • Flexible order quantities, from single units for emergency repairs to bulk OEM orders

Secure Your Bearing Supply Today

Don’t let bearing issues disrupt your production schedule. Whether you need a replacement for a critical machine or are planning your next OEM production run, we ensure prompt delivery of genuine FAG 3303-Bd-XL-2hrs-Tvh bearings. Send us your requirements now to get started.

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 verify authenticity.

Q: How can I confirm if this bearing fits my machine tool?

A: Provide your machine model, spindle specifications, or application parameters, and our precision application engineering team will verify compatibility at no cost.

Q: What is your warranty policy?

A: We stand behind the quality of all FAG products. Manufacturing defects are covered under the original FAG warranty terms, with unconditional replacement for verified issues.

Q: What is the minimum order quantity?

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

Q: How long does shipping take?

A: In-stock items are typically shipped within 3-7 business days. Delivery time depends on your location and chosen shipping method.

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

A: Each bearing comes with original FAG packaging, laser-etched markings, and traceability documents. You can also cross-verify using Schaeffler’s official authentication channels with the provided batch information.

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
3303-Bd-XL-2hrs-Tvh

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

© DUNYU BEARINGS · SHANGHAI · AUTHORIZED SCHAEFFLER FAG DISTRIBUTOR