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

3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade side angle
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade cross section
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade dimension drawing
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade side angle
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade cross section
3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade 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

3308-B-2z-Tnh FAG Double Row Angular Contact Ball Bearing for High Precision Machine Tools P5 Grade

Model 3308-B-2z-Tnh ● IN STOCK

<p>Boost your CNC machine tool's running accuracy with the <strong>FAG double row angular contact ball bearing</strong> 3308-B-2Z-TNH, engineered to minimize vibration and extend spindle life in high-speed operations. Crafted to P5 precision standards and compliant with DIN 628-3 specifications, this bearing ensures consistent performance critical for tight-tolerance machining processes.</p><ul><li>Double row design with 2Z metal seals delivers superior radial and axial load capacity, ideal for vertical or horizontal spindle configurations</li><li>Brass (MP) cage option reduces friction at high RPM, maintaining thermal stability during prolonged production runs</li><li>Direct from official FAG distributor—complete traceability documentation eliminates customs clearance delays and quality disputes</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 your CNC machine tool’s running accuracy with the FAG double row angular contact ball bearing 3308-B-2Z-TNH, engineered to minimize vibration and extend spindle life in high-speed operations. Crafted to P5 precision standards and compliant with DIN 628-3 specifications, this bearing ensures consistent performance critical for tight-tolerance machining processes.

  • Double row design with 2Z metal seals delivers superior radial and axial load capacity, ideal for vertical or horizontal spindle configurations
  • Brass (MP) cage option reduces friction at high RPM, maintaining thermal stability during prolonged production runs
  • Direct from official FAG distributor—complete traceability documentation eliminates customs clearance delays and quality disputes

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 machine tool spindles, precision lathes, milling machines
Industrial Automation Robotic arms, high-speed conveyors, precision positioning systems
Medical Devices Imaging equipment, surgical robots, precision diagnostic instruments
Aerospace Aircraft components, navigation systems, precision actuators

Prevent CNC Downtime with Genuine 3308-B-2Z-TNH FAG Double Row Angular Contact Ball Bearing

Machine tool operators know the cost of unexpected spindle failure—hours of production loss, missed deadlines, and expensive repairs. Counterfeit bearings often fail prematurely under high-speed rotation, while multi-tier distributors struggle to maintain consistent delivery times for critical replacements. When your CNC lathe or milling machine needs a precision bearing, settling for uncertified products puts your entire operation at risk.

Genuine FAG P5 Grade Bearings, In Stock for Immediate Delivery

As an official FAG distributor, we provide 100% original 3308-B-2Z-TNH double row angular contact ball bearings with full traceability documentation. Our P5 grade stock meets the strict precision requirements of high-speed machine tool spindles, ensuring minimal runout and extended service life. With dedicated inventory for OEM clients, we eliminate the 30–50% lead time delays common in traditional distribution channels, so you can get back to production faster.

Engineered for High-Precision Machine Tool Performance

This FAG double row angular contact ball bearing excels in applications requiring simultaneous radial and axial load capacity at high rotational speeds. The 2Z steel seals provide effective protection against contamination while maintaining low friction, making it ideal for CNC machine spindles operating at up to 10,000 rpm. The separated design allows for easy mounting and dismounting, simplifying maintenance and reducing downtime during replacements.

Technical Advantages That Maximize Spindle Reliability

The P5 precision grade ensures tight control over geometric tolerances, with radial runout limited to 5 microns—critical for maintaining the surface finish quality of machined parts. The polyamide (Tvh) cage optimizes ball guidance and reduces noise, while the bearing steel construction delivers excellent fatigue resistance under continuous operation. Compliance with DIN 628-3 and ISO 15:2017 standards guarantees interchangeability with original equipment specifications, eliminating compatibility issues during installation.

Why Authenticity Matters for Your Production Line

Counterfeit bearings may cost less upfront, but they often lack proper heat treatment and material quality, leading to premature failure. A single spindle breakdown from a fake bearing can result in $10,000+ in lost production for a mid-sized machine shop. Our genuine FAG bearings come with full traceability certificates, ensuring each unit can be tracked back to the original manufacturing batch—essential for meeting export compliance requirements and avoiding customs clearance delays.

Your Trusted Partner for Precision Bearing Supply

With 40+ countries served and a dedicated precision application engineering team, we specialize in solving complex bearing challenges for high-end manufacturing. Our ISO 9001 compliant testing system verifies every bearing before shipment, while shockproof logistics packaging ensures damage-free delivery. We offer customized OEM solutions, including small-batch trials and long-term supply agreements, supported by a dedicated account manager who oversees your order from quotation to after-sales support.

Packaging & Shipping

  • Original FAG packaging with brand authentication labels and batch traceability documents
  • Reinforced carton pallet packaging to prevent damage during transportation
  • 3–7 business day delivery for in-stock items via DHL, FedEx, or UPS
  • Real-time logistics tracking provided for all shipments
  • Minimum order quantity of 1 unit, supporting both emergency repairs and scheduled maintenance

Get Your 3308-B-2Z-TNH Bearing Shipped Today

Don’t let bearing issues slow down your production schedule. Send us your bearing model, machine specifications, and required quantity, and we’ll provide a formal quotation with traceability certificates within 24 hours. With our ready stock and technical expertise, you can minimize downtime and keep your machine tools operating at peak precision.

Frequently Asked Questions

Q: Are these genuine FAG bearings?

A: Yes, we are an official authorized Schaeffler FAG distributor, and every bearing comes with complete traceability documentation to confirm authenticity.

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

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

Q: What is your warranty policy?

A: We offer the full FAG manufacturer warranty, covering manufacturing defects with unconditional replacement.

Q: What is the minimum order quantity?

A: We accept orders for 1 unit, ideal for emergency repairs or small-batch production needs.

Q: How quickly can you ship this bearing?

A: In-stock items ship within 3–7 business days via your preferred courier (DHL, FedEx, UPS, etc.).

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

A: Each bearing includes FAG’s original packaging with holographic labels and batch codes, which can be cross-verified through official channels. We also provide full traceability certificates with every order.

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
3308-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

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