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

3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools side angle
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools cross section
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools dimension drawing
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools side angle
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools cross section
3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing 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

3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing for CNC Machine Tools

Model 3302-B-2z-Tnh ● IN STOCK

<p>Boost CNC machining precision and reduce downtime with the <strong>3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing</strong>, engineered to deliver exceptional running accuracy for critical machine tool applications. This FAG 3302 bearing features a robust brass (MP) cage and 2Z seal configuration, ensuring reliable performance under high-speed rotation while maintaining strict DIN 628-3 and ISO 15:2017 standards.</p><ul><li>Double row design minimizes axial play, enhancing spindle stability for tight-tolerance manufacturing</li><li>Precision grade construction aligns with OEM requirements, eliminating compatibility issues in export production lines</li><li>Sealed against contaminants, reducing maintenance needs and extending service life in industrial environments</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

Boost CNC machining precision and reduce downtime with the 3302-B-2z-Tnh FAG Super Precision Double Row Angular Contact Ball Bearing, engineered to deliver exceptional running accuracy for critical machine tool applications. This FAG 3302 bearing features a robust brass (MP) cage and 2Z seal configuration, ensuring reliable performance under high-speed rotation while maintaining strict DIN 628-3 and ISO 15:2017 standards.

  • Double row design minimizes axial play, enhancing spindle stability for tight-tolerance manufacturing
  • Precision grade construction aligns with OEM requirements, eliminating compatibility issues in export production lines
  • Sealed against contaminants, reducing maintenance needs and extending service life in industrial environments

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 Robotic Arms, Precision Positioning Systems
Medical Devices Diagnostic Equipment, surgical machinery
Aerospace Aircraft Components, Precision Instrumentation

Eliminate CNC Downtime with Genuine 3302-B-2z-Tnh FAG Super Precision Bearings

CNC machine tool operators know the frustration: sudden bearing failure halts production, gray market parts lack traceability documents causing customs delays, and multi-tier distributors stretch lead times by 30-50%. These issues don’t just cost money—they disrupt entire manufacturing schedules.

Genuine FAG 3302-B-2z-Tnh Bearings, Direct from Authorized Stock

As an official Schaeffler FAG distributor, we bypass traditional supply chains to deliver authentic 3302-B-2z-Tnh FAG super precision double row angular contact ball bearings directly to your facility. Our ISO 9001 & DIN compliant testing system ensures each bearing meets FAG’s strict precision standards, while our dedicated OEM service team provides the technical support missing from generic suppliers.

Engineered for CNC Machine Tool Performance

The 3302-B-2z-Tnh FAG bearing excels in high-speed CNC spindle applications where running accuracy and load capacity are critical. Its double row angular contact design handles both radial and axial loads simultaneously, maintaining stability even under the rapid start-stop cycles common in precision machining. The 2z seal configuration provides effective protection against coolant and debris ingress, extending service life in harsh shop environments.

Key Technical Features Driving CNC Precision

The bearing’s precision class (P0/P6/P5) directly impacts spindle runout—critical for achieving tight tolerances in aerospace and medical component manufacturing. Its polyamide (Tvh) cage ensures minimal friction at high rotational speeds, reducing heat generation and improving lubricant retention. The separated design allows for easy mounting and dismounting during maintenance, minimizing machine downtime. Compliant with DIN 628-3 and ISO 15:2017 standards, this bearing delivers consistent performance batch after batch.

Why Authentic FAG Bearings Reduce Total Cost of Ownership

Counterfeit double row angular contact bearings often fail prematurely under CNC operating conditions, leading to unplanned downtime that costs manufacturers $2,000-$5,000 per hour in lost production. Our genuine FAG bearings come with complete traceability documentation, eliminating customs clearance delays and quality liability disputes. While initial costs may be higher than gray market alternatives, the extended service life and reduced maintenance requirements result in lower total cost of ownership over the bearing’s lifecycle.

Our Commitment to Your Manufacturing Success

With 40+ countries served and a core client base including CNC machine tool OEMs and aerospace manufacturers, we bring specialized experience to every order. Our precision application engineering team provides free model selection assistance based on your specific operating conditions. We maintain sufficient P4/P2 grade stock for immediate delivery, and our shockproof precision logistics ensure bearings arrive in factory-fresh condition. Each order is supported by a dedicated account manager who tracks progress from warehouse to your production floor.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels
  • Reinforced carton pallet for shock and moisture protection
  • 3-7 business day delivery for in-stock items
  • Flexible shipping via DHL, FedEx, UPS, air, or sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity of 1 piece supported

Secure Your CNC Production Schedule Today

Every day without reliable bearings puts your production targets at risk. Whether you need a single 3302-B-2z-Tnh FAG bearing for emergency repairs or a long-term supply agreement, we ensure you get the right part when you need it. Our 24-hour quotation response guarantees you won’t waste time waiting for pricing information.

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.

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

A: Provide your machine model or operating parameters (speed, load, temperature) to our technical team for free compatibility verification.

Q: What is your warranty policy?

A: We honor FAG’s original manufacturer warranty, covering manufacturing defects with unconditional replacement.

Q: What is the minimum order quantity?

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

Q: How quickly can you ship?

A: In-stock bearings ship within 3-7 business days via your preferred logistics method (DHL/FedEx/UPS/air/sea).

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

A: Each bearing includes FAG’s original packaging with security labels, laser-etched markings, and we provide full traceability documentation for verification.

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
3302-B-2z-Tnh

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