Bdl RSTO25/30/35 Needle Roller Bearings – High-Load, Precision OEM
Basic Info.
| Inner Diameter | 30 mm |
| Outer Diameter | 52 mm |
| Thickness | 15.8 mm |
| Type | Needle Roller Bearing, Closed |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
High-precision needle roller bearing (RSTO25) with no inner/outer ring design, ideal for compact radial load applications. Made of premium bearing steel, pre-lubricated with grease or oil. Available in precision grades P0–P2 and clearances C0–C4. Fast delivery (3–7 days) and OEM/ODM support.
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Warranty 1 year
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Description
Key Specifications & Benefits of BDL RSTO Series Needle Roller Bearings
| Description | Core Value |
|---|---|
| Model Range (RSTO25/RSTO30/RSTO35) | Interchangeable with SKF NKI/NKI…Z, ideal for OEM upgrades |
| Radial Load Direction + Compact Design | High load capacity in minimal axial space — perfect for gearboxes & transmissions |
| No Inner/Outer Ring (Cage + Rollers Only) | Reduces weight & inertia; enables direct mounting into hardened shafts/housings |
| Bearing Steel (GCr15 Equivalent) | Hardness ≥60 HRC, precision-ground rollers ensure low noise & long life |
| P0–P2 Precision Grades & C0/C3/C4 Clearance | Tailored for high-speed or thermal-expansion-critical applications |
| Grease or Oil Lubrication Ready | Pre-lubricated options available; compatible with common industrial lubricants |
| 30×52×15.8 mm (RSTO25) | Standardized metric size — seamless replacement for SKF NKI30/20 |
| Made in China | ISO 9001 Certified Production | 1M units/year capacity with 100% dimensional & hardness inspection |
| OEM/ODM Support & Fast Lead Time (3–7 days) | Custom packaging, branding, and specs — faster than major brands’ MOQ cycles |
| HS Code 8482102000 | Carton/Pallet Shipping | Duty-optimized export documentation; ready for global logistics |
Engineered for demanding industrial motion systems — from automotive timing modules to agricultural PTOs and robotics joints. BDL RSTO bearings deliver SKF-level performance at competitive pricing, backed by rigorous material traceability and batch testing. Unlike generic needle rollers, each RSTO unit features optimized roller profile, uniform cage pitch, and controlled surface roughness (<0.2 µm Ra) — reducing friction by up to 18% vs. standard alternatives (per internal 2025 lab tests). Have a specific application or need cross-reference support? Contact us now for free technical consultation and sample availability.
