NTN 6316 Bearing — Specifications, Dimensions & Cross-Reference
The NTN 6316 is a deep groove ball bearing manufactured by NTN. It belongs to the 6300 series and features dimensions of 80 × 170 × 39 mm (bore × OD × width). This bearing has a dynamic load rating of 124,000 N and a static load rating of 86,500 N, making it suitable for heavy-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 80 mm |
| Outside Diameter (D) | 170 mm |
| Width (B) | 39 mm |
| Weight | 3.340 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 124,000 N |
| Static Load Rating (C₀r) | 86,500 N |
| Limiting Speed (Grease) | 3,800 rpm |
| Limiting Speed (Oil) | 4,500 rpm |
Brand Cross-Reference — 6316 Equivalents
The following bearings from other manufacturers are interchangeable with the NTN 6316. All share identical dimensions (80×170×39mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| NTN | NTN 6316 ✦ | 124,000 | 86,500 |
| Timken | Timken 6316 | 124,000 | 86,500 |
| SKF | SKF 6316 | 124,000 | 86,500 |
| NACHI | NACHI 6316 | 124,000 | 86,500 |
| KOYO | KOYO 6316 | 124,000 | 86,500 |
| FAG | FAG 6316 | 124,000 | 86,500 |
| Timken | Timken 6316 | 124,000 | 86,500 |
| NSK | NSK 6316 | 124,000 | 86,500 |
| SKF | SKF 6316 | 124,000 | 86,500 |
| NTN | NTN 6316 | 124,000 | 86,500 |
Available Variants
The NTN 6316 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the NTN 6316?
The NTN 6316 has a bore diameter of 80mm, outside diameter of 170mm, and width of 39mm. It weighs 3.340kg.
What is the load capacity of the NTN 6316?
The dynamic load rating (Cr) is 124,000 N and the static load rating (C₀r) is 86,500 N. The maximum recommended speed is 3,800 rpm with grease lubrication or 4,500 rpm with oil lubrication.
What bearings are equivalent to NTN 6316?
The 6316 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 80×170×39mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.