Timken vs. SKF Bearings: The Difference Between Tier-1 Bearing Brands
When sourcing a replacement bearing, you will often find both Timken and SKF options for
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| MFR / Brand | NSK |
|---|---|
| MPN | NN4956KCC9P4 |
| Model | NN 4956 K CC9 P4 |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 280 mm |
| OD | 380 mm |
| Width | 100 mm |
| Series | NN4900 |
|---|---|
| Condition | New |
| Material | Bearing Steel |
| Min Temp | -30 °C |
| Cage Type | Machined |
| Dynamic Load Rating | 930 kN / 209000 lbf |
| Static Load Rating | 2240 kN / 504000 lbf |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Cylindrical Rollers |
| Max Temp | 120 °C |
| Item Weight | 68.0 lbs |
| Cage Material | Brass |
| Number Of Rows | 2 |
| Bore Type | Tapered 1:12 |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.50.00 |
| Internal Clearance | C9 |
| Cross Reference 1 | SKF NN 4956 K/SPW33 |
|---|---|
| Cross Reference 2 | FAG NN4956-K-M-SP |
| Cross Reference 3 | NTN NN4956 |
The NSK NN4956KCC9P4 Cylindrical Bearing is a high-quality industrial bearing made in Japan. With a bore diameter of 280mm and an outside diameter of 380mm, this bearing has a width of 100mm. Designed as a cylindrical roller bearing, it is specifically made for mechanical power transmission and industrial automation systems. The bearing is designed by the reputable brand NSK, known for producing reliable bearings for various applications. The NN4956KCC9P4 bearing offers durability and precision performance for machinery and equipment requiring smooth and efficient operation.
ID: 280 mm ≈ 11 1/32″ ≈ 11.024″OD: 380 mm ≈ 14 61/64″ ≈ 14.961″W: 100 mm ≈ 3 15/16″ ≈ 3.937″
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