China BDL HR30318J-321J Tapered Roller Bearings – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 105 mm |
|---|---|
| Outer Diameter | 225 mm |
| Thickness | 53.5 mm |
Introduction
High-precision angular contact ball bearing (Model: HR30321J) with P0–P2 accuracy grades, low noise, high speed and long life. Made in China under BDL brand. Rich stock available. Supports OEM/ODM. Shipped by sea or air in carton & pallet packaging. HS Code: 8482102000.
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Warranty 1 year
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Description
Key Specifications & Benefits of BDL HR303 Series Tapered Roller Bearings
| Description | Core Value |
|---|---|
| Model Range (HR30318J–HR30321J) | Interchangeable with SKF 30318–30321, seamless OEM replacement |
| Dimensions (e.g., HR30321J: 105×225×53.5 mm) | Precise ISO/GB tolerances — ensures perfect fit in existing assemblies |
| Precision Ratings (P0 to P2) | Ultra-high P2 option available — ideal for CNC spindles & precision gearboxes |
| Vibration Grades (Z1V1 to Z3V3) | Low-noise operation — meets strict industrial & automotive NVH requirements |
| Long Life & High-Speed Design | Optimized contact geometry + premium steel — 25% longer L10 life vs. standard grade |
| Made in China, BDL Brand | Rigorous 100% inspection — certified to ISO 9001 & IATF 16949 |
| Rich Stock & Fast Dispatch | No wait: HR30321J & others ship within 24h — critical for MRO uptime |
| OEM/ODM Support | Custom marking, packaging, and specs — trusted by Tier-1 automotive suppliers |
| HS Code 8482102000 | Hassle-free global customs clearance — pre-verified for EU, US, SEA markets |
| Applications | Wind turbines, mining conveyors, agricultural gearboxes, railway axles, industrial pumps |
Why choose BDL HR303 over generic alternatives? Superior heat-treated rollers, tighter raceway surface finish (<0.2 μm Ra), and proprietary cage design reduce friction by 18%. All units undergo dynamic balancing and vibration testing — not just static load checks. FAQs: Are these compatible with SKF mounting dimensions? Yes — identical bore/OD/width and load ratings. Do they meet ABEC standards? ABEC-7 equivalent (P4) and ABEC-9 equivalent (P2) available. What’s the max operating temperature? 120°C continuous (with lithium-complex grease). Ready to verify fit or request a sample batch? Send your inquiry now — technical support replies within 2 business hours.
