Manufactured by CHG Bearing, the 93801D/93126 is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 203.2 mm bore diameter, a 317.5 mm outer diameter, and a 142.875 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.

93801D/93126 - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 93801D/93126 |
| Brand | CHG® |
| Bearing | Double Row Tapered Roller Bearing |
| Characteristics | |
| Series | 370000 |
| Number of Rows | Double Row |
| Tolerance Class | Class 3 |
| Dimensions | |
| Bore Diameter (d) | 203.2 mm |
| Width (B) | 142.875 mm |
| Outer Diameter (D) | 317.5 mm |
| Bore Diameter Tolerance | 0 – +0.013 mm |
| Outside Diameter Tolerance | 0 – +0.025 mm |
| Inner Ring Chamfer | 3.2 mm |
| Outer Ring Chamfer | 6.4 mm |
| Inner Ring Assembly Width Tolerance | -0.406 – +0.406 mm |
| Outer Ring Assembly Width | 133.35 mm |
| Outer Ring Assembly Width Tolerance | -0.406 – +0.406 mm |
| Shaft Abutment Diameter | 222.9 mm |
| Housing Abutment Diameter | 305.1 mm |
| Lubrication Hole Diameter | 6 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1040 kN |
| Basic Static Load Rating C0 (kN) | 2270 kN |
| Material | |
| Mass (kg) | 41 kg |
| Ring Material | Bearing Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 12 mm |
| Roller Material | Bearing Steel |
93801D/93126 317.5 mm 203.2 mm Frequently Asked Questions about 93801D/93126 Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
For international ocean and air freight, CHG Bearing packs 93801D/93126 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.
Beyond standard alloy steel, CHG Bearing can customize the 93801D/93126 Double 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.
The Open Type engineered for 93801D/93126 by CHG Bearing utilizes precision non-contact metal shields or reinforced NBR/FKM contact lip seals. This barrier prevents particulate ingress, washdown fluids, and abrasive dust from reaching the raceways while eliminating grease leakage under centrifugal forces.
Standard batches of CHG Bearing 93801D/93126 conform strictly to ISO Class Normal (ABEC-1). For high-precision machine tool spindles, gearboxes, or robotics requiring tighter runouts, CHG Bearing can provide custom batches graded to ISO Class 6 (P6/ABEC-3) or ISO Class 5 (P5/ABEC-5) with 100% micrometer verification.
