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

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

Model 3304-Bd-XL-2hrs-Tvh ● IN STOCK

<p>Ensure uncompromised precision in your high-end machinery with the FAG 3304-Bd-XL-2hrs-Tvh double row angular contact bearing, engineered to deliver exceptional running accuracy and long-term reliability. This <strong>double sealed bearing</strong> minimizes contamination risks in critical environments like CNC machine tools and automation systems, reducing unplanned downtime and maintenance costs.</p><ul><li>Double row design with 2hrs sealing provides superior axial load handling and debris protection for precision applications</li><li>Complies with DIN 628-3 and ISO 15:2017 standards, ensuring batch consistency and traceable quality documentation</li><li>Polyamide (Tvh) cage offers optimal heat resistance and low noise operation, ideal for high-speed machinery</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 uncompromised precision in your high-end machinery with the FAG 3304-Bd-XL-2hrs-Tvh double row angular contact bearing, engineered to deliver exceptional running accuracy and long-term reliability. This double sealed bearing minimizes contamination risks in critical environments like CNC machine tools and automation systems, reducing unplanned downtime and maintenance costs.

  • Double row design with 2hrs sealing provides superior axial load handling and debris protection for precision applications
  • Complies with DIN 628-3 and ISO 15:2017 standards, ensuring batch consistency and traceable quality documentation
  • Polyamide (Tvh) cage offers optimal heat resistance and low noise operation, ideal for high-speed machinery

Description

Product Specifications

Parameter Details
Model Designation 3304-Bd-XL-2hrs-Tvh
Bearing Type Double Row Angular Contact Ball Bearing
Separated Separated
Rows Number Double
Material Bearing Steel
Standard DIN 628-3, ISO 15:2017
Series 33 Series (33bd, 33da)
Cage Polyamide (Tvh), Sheet Steel, Brass (MP) Cage
Seal Type 2hrs (Double Sealed)
Precision Class P0 / P6 / P5
Trademark FAG
HS Code 8482800000

Application Industries

Industry Typical Equipment
Machine Tools CNC spindles, precision lathes, grinding machines
Automation Robotic arms, precision conveyors, servo motors
Medical Devices Imaging equipment, surgical robots, diagnostic instruments
Aerospace Avionics systems, precision actuators
General Machinery High-speed gearboxes, textile machinery, printing presses

Eliminate Downtime Risks with FAG 3304-Bd-XL-2hrs-Tvh Double Row Angular Contact Bearing

OEM manufacturers know the hidden costs of bearing failure: unplanned production stops, damaged machinery components, and missed delivery deadlines. Counterfeit bearings often fail within months, while multi-tier distribution channels stretch lead times by 30-50%, leaving your production line waiting. When precision machinery relies on stable bearing performance, these delays aren’t just inconvenient—they directly impact your bottom line.

Genuine FAG Bearings, In Stock and Traceable

As an official authorized FAG distributor, we provide the 3304-Bd-XL-2hrs-Tvh double row angular contact bearing with complete traceability documentation, eliminating customs clearance obstacles and quality disputes. Our P4/P2 grade stock ensures immediate availability for machine tool spindles and automation equipment, so you can avoid production line shutdowns caused by delayed deliveries. Every bearing undergoes precision testing compliant with ISO 9001 and DIN standards before shipping.

Engineered for High-Precision Machinery Performance

The FAG 3304-Bd-XL-2hrs-Tvh bearing excels in applications requiring simultaneous radial and axial load support at moderate to high speeds. Its double row design provides higher rigidity than single row alternatives, making it ideal for CNC machine tool spindles where running accuracy directly affects workpiece quality. The 2hrs double sealed construction protects against contamination in industrial environments, extending service life in automation and medical device applications.

Technical Features That Ensure Reliability

The polyamide (Tvh) cage enhances high-speed stability by reducing friction and heat generation, critical for precision machinery operating at continuous duty cycles. Complying with DIN 628-3 and ISO 15:2017 standards, this bearing offers consistent geometric tolerances across batches—eliminating the performance variations common in gray-market products. Available in P5 precision class, it minimizes radial runout, ensuring the tight tolerances required for aerospace and semiconductor manufacturing equipment. The separated design allows easy mounting and dismounting, simplifying maintenance procedures.

Why Authentic FAG Bearings Reduce Total Cost of Ownership

While counterfeit bearings may offer lower upfront prices, their 30-50% shorter service life leads to higher replacement frequency and unplanned downtime. A single spindle failure in a CNC machine can cost $2,000-$5,000 in repair costs plus lost production revenue. Our genuine FAG 3304-Bd-XL-2hrs-Tvh bearings deliver predictable performance, reducing maintenance intervals by up to 40% in precision applications. Full compliance with export documentation requirements also avoids costly customs delays and liability issues associated with non-traceable products.

Your Trusted Partner for Precision Bearing Supply

With 40+ countries served and a core client base including CNC machine tool OEMs and aerospace manufacturers, we bring unmatched expertise in high-precision bearing applications. Our dedicated precision application engineering team provides free model selection support based on your specific working conditions, helping you avoid costly选型 mistakes. We maintain shockproof precision logistics to ensure bearings arrive in factory-fresh condition, and every order is tracked by a dedicated account manager from warehouse to delivery. As an authorized distributor, we provide complete brand authorization and traceability certificates with every shipment.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels and batch coding
  • Shockproof carton pallet packaging to prevent damage during transit
  • 3-7 business days delivery for in-stock items via DHL, FedEx, or UPS
  • Real-time logistics tracking provided for all shipments
  • Minimum order quantity of 1 piece, supporting emergency maintenance needs

Secure Your Bearing Supply Today

Don’t let bearing procurement delays disrupt your production schedule. Send us your FAG 3304-Bd-XL-2hrs-Tvh bearing requirements, including application parameters and quantity, and receive a formal quotation with traceability certificates within 24 hours. Our sufficient stock means you can get the bearings you need without waiting for multi-tier distributors to source inventory.

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 and brand authorization certificates to verify authenticity.

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

A: Provide your equipment model or spindle specifications (load, speed, temperature) to our precision application engineering team for free compatibility verification.

Q: What is your warranty policy?

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

Q: What is the minimum order quantity?

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

Q: How long does shipping take to Europe?

A: In-stock bearings typically arrive within 3-5 business days via DHL/FedEx to Germany, Italy, and other EU countries.

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

A: Check the FAG laser-etched logo, packaging hologram, and batch code against the provided traceability documentation. We can assist with official verification through Schaeffler’s authentication system if needed.

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

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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