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

Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery side angle
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery cross section
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery dimension drawing
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery side angle
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery cross section
Double Row Angular Contact Ball Bearing 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery 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 3304-Bd-XL-2hrs-Tvh-C3 FAG for Precision Machinery

Model 3304-Bd-XL-2hrs-Tvh-C3 ● IN STOCK

<p>Ensure your precision machinery achieves uncompromising running accuracy with the <strong>FAG 3304 bearing</strong>, a double row angular contact solution engineered to eliminate alignment errors in high-speed applications. Crafted to DIN 628-3 standards with a polyamide (TVH) cage and 2HRS seal design, this bearing maintains consistent performance under heavy radial and axial loads, reducing unplanned downtime for CNC machine tools and automation equipment.</p> <ul> <li>3304-Bd-XL-2hrs-Tvh-C3 configuration delivers enhanced rigidity for precision spindle systems, critical for maintaining tight tolerances in manufacturing processes</li> <li>Open seal type with C3 clearance ensures optimal lubrication retention and heat dissipation, solving common issues with premature wear in continuous-operation machinery</li> <li>Backed by Schaeffler's official OEM supply chain, guaranteeing full traceability documentation to streamline customs clearance and quality compliance</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 precision machinery achieves uncompromising running accuracy with the FAG 3304 bearing, a double row angular contact solution engineered to eliminate alignment errors in high-speed applications. Crafted to DIN 628-3 standards with a polyamide (TVH) cage and 2HRS seal design, this bearing maintains consistent performance under heavy radial and axial loads, reducing unplanned downtime for CNC machine tools and automation equipment.

  • 3304-Bd-XL-2hrs-Tvh-C3 configuration delivers enhanced rigidity for precision spindle systems, critical for maintaining tight tolerances in manufacturing processes
  • Open seal type with C3 clearance ensures optimal lubrication retention and heat dissipation, solving common issues with premature wear in continuous-operation machinery
  • Backed by Schaeffler’s official OEM supply chain, guaranteeing full traceability documentation to streamline customs clearance and quality compliance

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
Trademark FAG
Origin Jiangsu China
HS Code 8482800000

Application Industries

Industry Typical Equipment
Machine Tools CNC spindles, precision lathes, machining centers
Automation Robotic arms, linear motion systems, servo motors
Medical Devices Surgical equipment, diagnostic machinery, imaging systems
Aerospace Actuators, guidance systems, precision instruments

Prevent Costly Downtime with Genuine FAG 3304-Bd-XL-2hrs-Tvh-C3 Bearings

OEM manufacturers know the frustration: counterfeit bearings fail prematurely, causing unplanned machine shutdowns and production line losses. Multi-tier distribution channels stretch delivery times by 30-50%, making it nearly impossible to align with tight production schedules. When technical support is missing, even small installation errors lead to reduced bearing life and increased maintenance costs.

Genuine FAG 3304 Bearings: In-Stock and Traceable

As an official authorized FAG distributor, we eliminate these pain points for precision machinery applications. Our double row angular contact ball bearing 3304-Bd-XL-2hrs-Tvh-C3 comes with complete traceability documentation, ensuring compliance with export customs requirements and quality liability protection. With sufficient P4/P2 grade stock, we support both small-batch trials and large-scale OEM orders, delivering directly from our authorized supply chain to your production floor.

Engineered for High-Precision Rotational Systems

This FAG double row angular contact bearing excels in applications requiring high running accuracy and axial load capacity. Designed to operate in precision machinery such as CNC machine tool spindles and automation equipment, it handles combined radial and axial loads while maintaining minimal runout. The 2hrs seal type provides effective contamination protection, making it suitable for clean industrial environments where operational reliability is critical.

Key Technical Features That Matter

The 3304-Bd-XL-2hrs-Tvh-C3 incorporates critical design elements for precision performance. Its polyamide (Tvh) cage ensures stable ball guidance at moderate speeds, reducing friction and heat generation compared to traditional steel cages. The C3 clearance class allows for thermal expansion in high-speed applications, preventing premature bearing seizure. Manufactured to DIN 628-3 standards, this bearing meets strict dimensional tolerances, ensuring seamless integration with precision machine components. The double row design delivers higher rigidity than single row alternatives, making it ideal for spindle applications where minimal deflection is required.

Why Authenticity Translates to Lower Total Cost

Choosing genuine FAG double row angular contact bearings over gray-market alternatives directly impacts your bottom line. Counterfeit bearings often fail within 30-50% of the expected service life, leading to repeated replacement cycles and unplanned downtime. A single production line shutdown can cost thousands in lost output—far exceeding any initial savings from cheaper imitation bearings. Our bearings come with full precision certification and batch consistency documentation, ensuring predictable performance and reducing the risk of quality-related disputes with your customers.

Our Commitment to Your Production Reliability

With over a decade serving high-end manufacturing across 40+ countries, we’ve built our reputation on four pillars: official original supply with direct brand access, a precision testing system compliant with ISO 9001 & DIN standards, a dedicated precision application engineering team, and shockproof logistics tailored for delicate bearing transportation. Our vertical distribution model eliminates unnecessary middle layers, reducing lead times by 30-50% compared to traditional channels. Every order is managed by a dedicated account manager who tracks progress from warehouse to delivery, providing real-time visibility and technical support when you need it.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels and batch traceability documentation
  • Shockproof carton pallet packaging to ensure damage-free transportation
  • 3-7 business days delivery for in-stock items to major global destinations
  • Flexible logistics options including DHL, FedEx, UPS, air freight, and sea freight
  • Real-time tracking number provided upon shipment
  • Minimum order quantity of 1 piece supported for emergency maintenance needs

Secure Your Bearing Supply Today

Don’t let bearing-related issues disrupt your production schedule. The longer you wait to replace worn or questionable bearings, the higher the risk of unexpected downtime. Send us your exact model requirements, application parameters, and order volume, and our team will provide a formal quotation within 24 hours—complete with brand authorization and traceability certificates.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Every bearing comes with complete traceability documentation to verify authenticity, including brand authorization certificates.

Q: How can I confirm this bearing is suitable for my machine?

A: Provide your equipment model, operating speed, load conditions, and installation environment. Our precision application engineering team will verify compatibility and provide expert recommendations at no additional cost.

Q: What is your warranty policy?

A: We stand behind the quality of all FAG products. Bearings are covered by the manufacturer’s original warranty against manufacturing defects, with full support for returns and replacements when necessary.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 piece, making us ideal for both emergency maintenance and small-batch production runs. Volume pricing is available for large OEM orders.

Q: How quickly can you ship this bearing?

A: In-stock bearings are typically shipped within 1-3 business days. Delivery takes 3-7 business days to most countries via our preferred logistics partners.

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

A: Each bearing comes with FAG’s original packaging, including holographic labels and serial numbers. We also provide full traceability documents that can be cross-verified through official channels.

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
3304-Bd-XL-2hrs-Tvh-C3

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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