Angular Contact Ball Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Angular Contact Ball Bearing
DAC38700038 2RS DAC38710033/30 4RS High-Precision Wheel Hub Bearings
Basic Info
| Inner Diameter | 37 mm |
| Outer Diameter | 72 mm |
| Width | 37 mm |
| Type | Double-row Radial Wheel Hub Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Introduction
High-precision wheel hub bearing with P0–P2 rating, Z1V1–Z3V3 vibration control, and OEM/ODM service. Unseparated double-row design ensures durability and smooth radial load handling. Made in China, in stock, ready for sea or air shipment.7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Key Specifications & Why Choose These Hub Bearings
| Feature | Description |
| Precision Grade | P0–P2 ultra-precision options (exceeding ISO ABEC-9), ideal for high-speed automotive hubs |
| Sealed Design | 2RS / 4RS double-lip nitrile rubber seals — IP54-rated dust/moisture resistance, lifelong grease retention |
| Material & Hardness | GCR15 bearing steel, hardened to HRC 60–64 — superior fatigue life vs. standard M50 |
| Dimensions | 37×72×37 mm (compact yet robust; fits FIAT 500, Ford Focus Mk2–3, Chrysler PT Cruiser) |
| Load Capacity | Double-row radial design — handles combined radial + axial loads up to 28 kN dynamic |
| Lubrication | Premium lithium complex grease (NLGI #2, -30°C to +140°C operating range) |
| Vibration Class | Z2V2 certified — <0.7 µm vibration amplitude, ensuring silent, smooth wheel rotation |
| OEM Compatibility | Direct-fit replacement for SKF VKBA 3642 / 3643 — no adaptation needed |
| Quality Assurance | 100% dimensional inspection + noise testing; ISO 9001 & IATF 16949 certified production |
| Stock & Lead Time | In stock (1M units capacity); same-day dispatch for orders under 500 pcs |
Engineered for reliability where failure isn’t an option — these hub bearings deliver OEM-grade performance at competitive trade pricing. Trusted by Tier-1 suppliers across EMEA and LATAM. Need technical specs, test reports, or bulk pricing? Contact us now for a customized quote and sample support.
Product Summary
- Product Name
- DAC38700038 2RS DAC38710033/30 4RS High-Precision Wheel Hub Bearings
- Category
- Angular Contact Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Angular Contact Ball Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
DAC38700038 2RS DAC38710033/30 4RS High-Precision Wheel Hub Bearings
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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