6315 Bearing Supplier | Deep Groove Ball Bearing 75x160x37mm OEM Factory Direct
High-quality 6315 bearings for industrial machinery. ISO certified, competitive pricing, fast global shipping from China factory. Request quote today.
Table of Contents
- 6315 Bearing Overview
- Common Procurement Challenges with 6315 Bearings
- Our 6315 Bearing Solution
- Detailed Technical Specifications
- Real-World Applications
- YIDI Motion Factory Capabilities
- Certifications and Quality Assurance
- Installation and Maintenance Tips
- Shipping and Logistics for Bulk Orders
- What Buyers Are Saying
- Frequently Asked Questions
- Ready to Source Your 6315 Bearings?
6315 Bearing Overview
Procuring the right 6315 bearing isn't always straightforward. I've seen purchasing managers chase down specs, only to end up with inconsistent quality from overseas suppliers. The 6315 deep groove ball bearing measures 75mm inner diameter, 160mm outer, and 37mm wide. It's a workhorse in heavy-duty setups like electric motors, pumps, and conveyor systems.
Over the years at YIDI Motion, we've handled thousands of these orders. Factories crank them out in chrome steel GCr15, sometimes with brass cages for high-speed ops. But here's the rub: not all 6315 bearings perform the same under load. Vibration tolerance, radial capacity—those details matter when downtime costs add up.
Take a typical scenario. A U.S. importer specs out 6315 bearings for a new line of centrifugal pumps. They quote from three suppliers. One promises ABEC-3 precision but ships with grease leaks. Another undercuts on price, but the radial dynamic load rating falls short at 97 kN. We've learned buyers want reliability without the guesswork.
Our take? Focus on the basics first. The 6315 handles speeds up to 4300 RPM open, drops to 3200 shielded. Static load around 77 kN. These aren't pulled from thin air—they're standard per ISO 15:2011 dims. But real-world use pushes limits. Heat buildup in continuous duty, contamination in dusty plants. That's where supplier experience shows.
We've exported to over 50 countries, including machine builders in Germany and Canada. Each shipment teaches something. Lead times stretch during peak seasons. Container loads max out at 14-16 tons for these sizes. Procurement teams juggle MOQs, often starting at 100 pieces for testing.
Why does this matter for you? Search "6315 bearing" and you'll drown in listings. Alibaba pages, generic catalogs. Few dive into procurement pitfalls like mismatched tolerances causing premature wear. Or how open vs. sealed variants affect sealing in wet environments. We get it— you're not just buying parts. You're mitigating supply chain risks.
Consider the lifecycle. A quality 6315 might run 20,000 hours under normal loads. Inferior ones fail at half that. We've inspected returns: pitting from poor heat treatment, cages fracturing under shock loads. Avoid those by verifying C3 clearance options for thermal expansion in hot climates.
Operations managers tell us they prioritize noise levels too. Quiet running saves on secondary failures. Our units clock under 70 dB in tests. Pair that with polyamide cages for lighter weight in high-RPM fans. It's these nuances that turn a spec sheet into a reliable partner.
Logistics angle: From Shijiazhuang, we ship via Qingdao port. FCL to LA takes 25-30 days. LCL for samples hits 15 days air. Duties? Harmonized code 8482.10 hits 2-5% in most markets. We've optimized packaging—500 pieces per carton, foam inserts to cut damage claims.
Customization creeps in often. OEMs want logos stamped, special greases for food-grade apps. We handle that in-house. No subcontracting headaches. Engineers tweak for specific radial/axial combos. It's why repeat buyers stick around.
This isn't hype. It's from the floor. Our senior techs—30% of the team—spot issues early. Imported German grinders ensure roundness within microns. Japanese testers verify fatigue life. You get consistency, not lottery tickets.
In short, the 6315 bearing solves radial loads in compact footprints. But sourcing demands more than a Google search. Match it to your torque curves, env conditions. We'll walk you through it. (Word count here: ~850)
Common Procurement Challenges with 6315 Bearings
Buyers hit walls all the time. Dimensional drift after a few months. That's from subpar steel. Or cages galling under misalignment. We've audited competitor samples—many lack proper chamfers, snagging during press-fit.
Price volatility bites too. Spot market dips lure you in, but quality suffers. Lead times balloon to 90 days. We've seen U.S. firms halt production waiting on "budget" 6315s from unvetted mills.
Risk stacking: No traceability docs? Headaches at customs. Mismatched ABEC grades fool initial fits but fail under spec. Practical tip: Demand vibration velocity reports per ISO 15243.
Our 6315 Bearing Solution
We cut through that. Chrome steel through-hardened to 58-62 HRC. Brass or steel cages, your call. Sealed with nitrile rubber for oil exclusion. Dynamic load Cr: 97 kN. Proven in 50+ countries.
Advantages stack up. Better fatigue strength means longer intervals between changes. Reduced noise for operator comfort. C3/C4 clearances stock for expansion-heavy apps.
- Precision ground races for minimal runout
- High-temp grease up to 150°C continuous
- Corrosion-resistant options available
- OEM stamping at no extra cost
Buyers notice the difference in rebuild times.
Detailed Technical Specifications
| Parameter | Value |
|---|---|
| Bearing Type | Deep Groove Ball Bearing |
| Designation | 6315 / 6315-2Z / 6315-2RS |
| Dimensions (d x D x B) | 75 x 160 x 37 mm |
| Dynamic Load Cr | 97 kN |
| Static Load Cor | 77 kN |
| Limiting Speed (open) | 4300 RPM |
| Weight | 3.02 kg |
| Material | GCr15 Chrome Steel |
| Clearance | C0 / C3 / C4 |
6313 bearing 6310 bearing 6307 bearing
Custom specs? Talk with our engineer now. Email: adam@yidimotion.com
Real-World Applications
Electric motors in HVAC. Pump shafts resisting axial play. Conveyor idlers under constant radial push. Ag equipment, textile spindles. Even wind turbine gearboxes in some setups.
One importer used them in paper mills—wet, gritty conditions. Sealed versions held up 18 months vs. 9 for locals.
YIDI Motion Factory Capabilities
Since 2020, Hebei Yidi Import & Export Trading Co., Ltd. runs a 100-person team. 30% senior techs. German grinders, Japanese heat treat. Ball screws, linear guides too—one-stop linear motion.
OEM/ODM? Full suite. Export to Germany, USA, Japan. Addr: 16-1-1601 Aobeigongyuan, Chang'an District, Shijiazhuang, Hebei, China. Phone: +86 18134111662.
MOQ flexible: 50 for trials. Lead time 25 days bulk.
Certifications and Quality Assurance
Traceability from billet to pack. Full compliance.
Installation and Maintenance Tips
Press-fit with arbor tool—avoid hammer strikes. Heat shaft to 80°C for slip. Align properly; 0.02mm TIR max.
Grease every 2000 hours or quarterly. Check for play, listen for grind. In dusty spots, swap to sealed sooner.
Warning: Overtighten belts, and you'll preload to death.
Shipping and Logistics for Bulk Orders
Qingdao port. 20ft container: ~4000 pcs. To USA West Coast: 28 days. Air for urgent: DHL, 5-7 days samples.
Packing: Anti-rust paper, plywood pallets. Incoterms: FOB/CIF. Get your shipping plan tailored.
What Buyers Are Saying
John Ramirez, Procurement Mgr, Texas Pump Co.
Switched to YIDI 6315s after local failures. Held 2500 RPM no sweat. Delivery spot on. Will reorder.
Marie Lefevre, Ops Director, French Machinery
C3 clearance perfect for our gearboxes. Competitive vs. SKF, better response time. Solid partner.
Mike Chen, Importer, Canada Industrial
1000 pcs arrived perfect. No customs snags. Pricing beat Alibaba quotes. Recommended.
Anna Kowalski, Supply Chain, Polish OEM
OEM stamps done right. Quality matches Euro standards. Fast samples helped trials.
Frequently Asked Questions
Q: What's the difference between 6315-2Z and 6315-2RS?
A: 2Z is metal shields, 2RS rubber seals. Seals better for contamination, shields for speed.
Q: Can you do custom clearances?
A: Yes, C2 to C5. Specify load/ temp.
Q: Minimum order for 6315 bearings?
A: 50 pcs trial, 500 bulk discount.
Q: Lead time for 1000 pcs?
A: 20-25 days production + shipping.
Q: Are they drop-in for NSK/SKF?
A: Fully interchangeable per dims.
Ready to Source Your 6315 Bearings?
Request factory pricing or free samples. Avoid procurement headaches.
- Get Quote: +86 18134111662 | adam@yidimotion.com
- OEM Inquiry: Visit Contact Page
- Download Specs: Instant PDF on request
Start your order today—reliable supply assured.
About the Author: Li Wei, Export Director at YIDI Motion. 15+ years in bearing trade, overseeing exports to 50+ countries. 
HEBEI YIDI IMPORT AND EXPORT TRADING CO.,LTD. | www.yidibearings.com/contactus.html
