Manufactured by CHG Bearing, the 3820/950 is a precision Four-Row Tapered Roller Bearings. Key dimensional parameters include a 950 mm bore diameter, a 1360 mm outer diameter, and a 880 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.

3820/950 - Four-Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 3820/950 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Tapered Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | P0 |
| Dimensions | |
| Bore Diameter (d) | 950 mm |
| Width (B) | 880 mm |
| Outer Diameter (D) | 1360 mm |
| Bore Diameter Tolerance | -0.100 – 0 mm |
| Outside Diameter Tolerance | -0.160 – 0 mm |
| Inner Ring Chamfer | 6 min mm |
| Outer Ring Chamfer | 5 min mm |
| Inner Ring Assembly Width Tolerance | -1.5 – +1.5 mm |
| Outer Ring Assembly Width | 880 mm |
| Outer Ring Assembly Width Tolerance | -1.5 – +1.5 mm |
| Shaft Abutment Diameter | 1000 mm |
| Housing Abutment Diameter | 1290 mm |
| Lubrication Hole Diameter | 14 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1700 kN |
| Basic Static Load Rating C0 (kN) | 44200 kN |
| Material | |
| Mass (kg) | 4087 kg |
| Ring Material | Case-Hardened Steel / Bearing Steel |
| Rolling Element Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | Grade 45 Steel / 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 35 mm |
3820/950 1360 mm 950 mm 880 mm Frequently Asked Questions about 3820/950 Four-Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Absolutely. The CHG Bearing 3820/950 Four-Row Tapered Roller Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 3820/950, FAG 3820/950, NSK 3820/950. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 3820/950. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Beyond standard alloy steel, CHG Bearing can customize the 3820/950 Four-Row Tapered Roller Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
For international ocean and air freight, CHG Bearing packs 3820/950 with industrial VCI anti-corrosion barrier wrapping, sealed polybags, individual cartons, and fumigated ocean-worthy wooden crates. This multi-layer barrier guarantees rust-free storage for a minimum shelf life of 24 to 36 months.
