6903
📏 17 × 30 × 7 mm
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NACHICustom & Special Bearings
NACHI 6903NR
Custom & Special Bearings · 17 × 30 × 7 mm
17Bore d (mm)
30Outer D (mm)
7Width 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 NACHI 6903NR is a Custom & Special Bearings, with a bore diameter (d) of 17 mm, an outer diameter (D) of 30 mm and a width (B) of 7 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. Basic dynamic load rating Cr 4600 N.
Full Specifications
| Brand | NACHI |
|---|---|
| Category | Custom & Special Bearings |
| Type | Custom & Special Bearings |
| Dimensions (d × D × B) | d 17 mm × D 30 mm × B 7 mm |
| Catalogue Ref. | LWUvVm4g3r |
| B | 7 mm |
| Cor | 2550 N |
| Cr | 4600 N |
| Cy(max) | 1.Series 8 mm |
| D1 | 28.7 mm |
| D2 | Series 32.Series 8 mm |
| Da(max) | 28 mm |
| Dx(min) | Series 33.5 mm |
| Grease | 24000 r/min |
| Oil | 29000 r/min |
| a | 1.3 mm |
| da(min) | Series 19 mm |
| f | 0.85 mm |
| r | 0.3~0.6 mm / 0.3~1 mm |
| r1 | 0.3~0.6 mm / 0.3~1 mm |
| ra(max) | 0.3 mm |
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