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

Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools side angle
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools cross section
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools dimension drawing
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools side angle
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC Machine Tools cross section
Double Row Angular Contact Ball Bearing 3304B.2ZR.TVH FAG for CNC 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 3304B.2ZR.TVH FAG for CNC Machine Tools

<p>Ensure your CNC machine tools maintain peak running accuracy with the <strong>FAG 3304B.2ZR.TVH</strong> double row angular contact ball bearing—engineered to minimize downtime and align with strict production scheduling demands. This precision bearing features a polyamide TVH cage that reduces friction under high-speed operation, while its double row design delivers superior radial and axial load capacity for stable performance in critical machining applications.</p><ul><li>Complies with DIN 628-3 and ISO 15:2017 standards for consistent quality and full traceability documentation</li><li>2ZR seal type provides enhanced contamination protection, extending service life in industrial environments</li><li>Available in P5 precision grade (as per FAG's high-end specifications) to meet the tight tolerance requirements of CNC spindle systems</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 CNC machine tools maintain peak running accuracy with the FAG 3304B.2ZR.TVH double row angular contact ball bearing—engineered to minimize downtime and align with strict production scheduling demands. This precision bearing features a polyamide TVH cage that reduces friction under high-speed operation, while its double row design delivers superior radial and axial load capacity for stable performance in critical machining applications.

  • Complies with DIN 628-3 and ISO 15:2017 standards for consistent quality and full traceability documentation
  • 2ZR seal type provides enhanced contamination protection, extending service life in industrial environments
  • Available in P5 precision grade (as per FAG’s high-end specifications) to meet the tight tolerance requirements of CNC spindle systems

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
Manufacturing CNC Machine Tools, Precision Spindles, Machining Centers
Automation Linear Motion Systems, Robotic Arms, Automated Assembly Lines

Prevent CNC Downtime with Genuine FAG 3304B.2ZR.TVH Double Row Angular Contact Ball Bearings

CNC machine tool operators know the frustration of unexpected spindle failures—especially when counterfeit bearings cause premature wear, costing thousands in production delays. Multi-tier distributors often stretch lead times by 30–50%, leaving workshops waiting weeks for critical replacements. Without proper technical documentation, even “new” bearings risk customs hold-ups or quality disputes that halt production lines.

Genuine FAG 3304B.2ZR.TVH Bearings: In Stock and Traceable

As an official FAG distributor, we eliminate these headaches with direct access to original FAG double row angular contact ball bearings like the 3304B.2ZR.TVH. Our ISO 9001-compliant precision testing system ensures every bearing meets DIN 628-3 standards, while full traceability documentation prevents customs delays. With dedicated P4/P2 grade stock, we can fulfill small-batch orders for emergency repairs or large OEM requirements—no minimum order quantity required.

Engineered for High-Precision CNC Spindle Performance

The FAG 3304B.2ZR.TVH excels in CNC machine tool spindles where radial and axial loads combine with high rotational speeds. Its double row design delivers superior rigidity under cutting forces, while the 2ZR seal configuration protects against coolant contamination and debris—a critical feature in metalworking environments. Whether machining aluminum alloys or hardened steel, this bearing maintains consistent running accuracy, reducing tool wear and improving part surface finish.

Key Technical Features That Matter in CNC Applications

The Polyamide (TVH) cage in the 3304B.2ZR.TVH minimizes friction at high speeds, ensuring stable operation even during rapid spindle acceleration. Its P5 precision class controls radial runout to within microns, essential for maintaining tight tolerances in precision machining. The separated design allows easy mounting and preload adjustment, while bearing steel construction provides the durability needed for continuous production cycles. When paired with proper lubrication, these features extend maintenance intervals by up to 40% compared to lower-quality alternatives.

Why Genuine FAG Bearings Reduce Total Cost of Ownership

Counterfeit double row angular contact bearings may save upfront costs, but they often fail within months—triggering unplanned downtime, tool damage, and rework expenses. A single CNC spindle failure can cost $5,000–$15,000 in lost production. Genuine FAG bearings, backed by Schaeffler’s engineering expertise, deliver predictable service life and reduce maintenance costs. Our precision application engineering team helps select the right bearing for your specific cutting conditions, ensuring optimal performance and avoiding premature failure.

Why Global CNC Manufacturers Trust Our FAG Supply

With 40+ countries served and a client base including leading CNC machine tool OEMs, we’ve built a reputation for reliability. Our vertical distribution model cuts out middlemen, reducing lead times by 30% compared to traditional channels. Every bearing comes with official FAG authorization documents and batch test reports. Our shockproof precision logistics ensure damage-free delivery, while dedicated account managers provide end-to-end support—from technical选型 to after-sales troubleshooting. We don’t just sell bearings; we deliver supply chain certainty for critical manufacturing operations.

Packaging & Shipping

  • Original FAG packaging with anti-counterfeit labels and batch documentation
  • Reinforced carton pallets for secure transportation
  • 3–7 business day delivery for in-stock items
  • Flexible shipping via DHL, FedEx, UPS, air freight, or sea freight
  • Real-time tracking provided for all shipments
  • 1 piece minimum order quantity, ideal for emergency repairs

Get Your FAG 3304B.2ZR.TVH Bearing Today

Don’t let bearing issues disrupt your CNC production schedule. Send us your bearing designation, application details, and required quantity—our team will confirm stock availability and issue a formal quotation within 24 hours. With our ready inventory, you can minimize downtime and keep your machines running at peak efficiency.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor. Every bearing comes with brand authorization documents and full traceability to ensure authenticity.

Q: How do I confirm if the 3304B.2ZR.TVH fits my CNC spindle?

A: Provide your machine model or spindle specifications, and our precision application engineering team will verify compatibility and recommend the correct bearing configuration.

Q: What is your warranty policy?

A: We stand behind the quality of genuine FAG products. Manufacturing defects are covered under the original FAG warranty, with unconditional replacement for non-conforming bearings.

Q: What is the minimum order quantity?

A: We accept orders for 1 piece, making us ideal for emergency repairs, small-batch production, or trial installations.

Q: How quickly can you ship the 3304B.2ZR.TVH bearing?

A: In-stock bearings are shipped within 3–7 business days. We offer expedited shipping options for urgent requirements.

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

A: Each bearing includes FAG’s official packaging with anti-counterfeit labels. We also provide traceability certificates and batch test reports for verification through Schaeffler’s 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
this FAG bearing

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