Angular Contact Ball Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
Need Technical Advice?
Reply within 12 hours · 15+ certified engineers on call
Angular Contact Ball Bearing
Deep Groove Ball Bearing 6300–6312 | Premium Japanese NSK/NTN/Koyo/NACHI
Basic Info
| Inner Diameter | 10 mm |
|---|---|
| Outer Diameter | |
| Width | 8 mm |
| Type | Radial Ball Bearing |
| Material | |
| Seals | Zz / 2RS / Open |
Introduction
High-precision NTN radial ball bearing from Japan, designed for smooth radial load applications. Features compact dimensions (10×26×8 mm), multiple precision grades (P0–P4), low-vibration options (Z1V1–Z3V3), and flexible lubrication (grease or oil). Ideal for OEM/ODM use with robust carton/pallet packaging.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
Deep Groove Ball Bearings 6300–6312 (SKF-Grade, Japan-Made)
| Description | Key Selling Points |
|---|---|
| Unseparated, single-row radial bearing | Optimized for high-speed rotation & compact OEM integration |
| Bearing steel (GCr15 / SUJ2) | Superior hardness (HRC 60–64), fatigue resistance & longevity |
| Seal options: ZZ / 2RS / Open | 2RS offers full dust/moisture protection; ZZ balances cost & sealing |
| Precision grades: P0, P6, P5, P4 | P5/P4 ideal for precision machinery, CNC spindles & robotics |
| Vibration classes: Z1V1–Z3V3 | Z3V3 certified for ultra-quiet operation in medical & audio equipment |
| Standard size range: 10×26×8 mm to 60×130×31 mm | Direct replacement for 6300–6312 series across NSK/NTN/KOYO/NACHI |
| Grease or oil lubrication compatible | Pre-greased with ISO LGMT-2 for extended maintenance-free life |
| OEM/ODM supported | Custom branding, packaging & engineering support available |
| Origin: Japan (HS Code 8482102000) | Strict JIS B 1514 compliance; traceable batch QC reports |
| 1M pcs/month capacity | Fast lead time (7–10 days) vs. standard 4–6 weeks from competitors |
Engineered for automotive wheel hubs, industrial motors, agricultural gearboxes, and HVAC fans — these deep groove ball bearings deliver unmatched radial load capacity, low noise, and thermal stability. Unlike generic imports, our SKf-aligned Japanese bearings undergo 100% dimensional inspection, vibration testing, and dynamic load validation. FAQ: Are these interchangeable with original SKF 63xx series? Yes — identical ABEC-1/P0 tolerances and mounting dimensions. Do you supply certificates? Yes — material certs, C/O, and RoHS/REACH docs included. Ready to request samples or bulk pricing? Send your inquiry now.
Product Summary
- Product Name
- Deep Groove Ball Bearing 6300–6312 | Premium Japanese NSK/NTN/Koyo/NACHI
- 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
Deep Groove Ball Bearing 6300–6312 | Premium Japanese NSK/NTN/Koyo/NACHI
NDA protected · Free samples for orders > $50K · Reply within 12 hours
Related Products
More Angular Contact Ball Bearing Products
Angular Contact Ball Bearing
DAC34670037 & DAC34680042 2RS Hub Bearing – High Precision Auto Wheel Bearing for FIAT, Ford, Chrysler
Angular Contact Ball Bearing
Rodamiento de cubo de rueda Dac38700037 para Hyundai 51720-1c000 KIA 51720-02000
Angular Contact Ball Bearing