NACHI 2207 Bearing — Specifications, Dimensions & Cross-Reference
The NACHI 2207 is a self-aligning ball bearing manufactured by NACHI. It belongs to the 2200 series and features dimensions of 35 × 72 × 23 mm (bore × OD × width). This bearing has a dynamic load rating of 22,500 N and a static load rating of 8,650 N, making it suitable for heavy-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 35 mm |
| Outside Diameter (D) | 72 mm |
| Width (B) | 23 mm |
| Weight | 0.350 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 22,500 N |
| Static Load Rating (C₀r) | 8,650 N |
| Limiting Speed (Grease) | 7,500 rpm |
| Limiting Speed (Oil) | 9,500 rpm |
Brand Cross-Reference — 2207 Equivalents
The following bearings from other manufacturers are interchangeable with the NACHI 2207. All share identical dimensions (35×72×23mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| NACHI | NACHI 2207 ✦ | 22,500 | 8,650 |
| Timken | Timken 2207 | 22,500 | 8,650 |
| SKF | SKF 2207 | 22,500 | 8,650 |
| KOYO | KOYO 2207 | 22,500 | 8,650 |
| Timken | Timken 2207 | 22,500 | 8,650 |
| FAG | FAG 2207 | 22,500 | 8,650 |
| NSK | NSK 2207 | 22,500 | 8,650 |
| NTN | NTN 2207 | 22,500 | 8,650 |
| SKF | SKF 2207 | 22,500 | 8,650 |
Available Variants
The NACHI 2207 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the NACHI 2207?
The NACHI 2207 has a bore diameter of 35mm, outside diameter of 72mm, and width of 23mm. It weighs 0.350kg.
What is the load capacity of the NACHI 2207?
The dynamic load rating (Cr) is 22,500 N and the static load rating (C₀r) is 8,650 N. The maximum recommended speed is 7,500 rpm with grease lubrication or 9,500 rpm with oil lubrication.
What bearings are equivalent to NACHI 2207?
The 2207 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 35×72×23mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.