F-4520
📏 45 × 52 × 20 mm
Product Photo
NTNNeedle Roller Bearings
NTN BK4520
Needle Roller Bearings · 45 × 52 × 20 mm
45Bore d (mm)
52Outer D (mm)
20Width B (mm)
✓323,474 SKUs in the online catalogue
✓OEM & custom bearings welcome
✓Reply within 30 minutes (working days)
✓Global shipping from Wuxi, China
Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China
⚡ Reply ≤ 30 min
The NTN BK4520 is a Needle Roller Bearings, with a bore diameter (d) of 45 mm, an outer diameter (D) of 52 mm and a width (B) of 20 mm. Supplied by Wuxi Andge Bearing Co., Ltd. (AndgeBearing), a bearing manufacturer and exporter based in Wuxi, Jiangsu, China — OEM and custom bearings welcome, RFQ replied within 30 minutes on working days.
Full Specifications
| Brand | NTN |
|---|---|
| Category | Needle Roller Bearings |
| Type | Needle Roller Bearings |
| Dimensions (d × D × B) | d 45 mm × D 52 mm × B 20 mm |
| Catalogue Ref. | iZ0kAn4Y4k |
| C | Series 20 mm |
| C1 | 2.7 |
| COR | 59000 N |
| CORF | 6000 Static load |
| CR | 27600 N |
| CRF | 2810 Dynamic load |
| FW | 45 mm |
| LSG | 3700 r/min |
| LSO | 5500 r/min |
| MASS | 0.072 Kg |
| ORDER | BK4520 Model |
67941/45ANDGE45 × 52 × 20 mm67941/45KANDGE45 × 52 × 20 mm
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