638
📏 8 × 28 × 9 mm
Product Photo
KOYOCustom & Special Bearings
KOYO 638ZZ
Custom & Special Bearings · 8 × 28 × 9 mm
8Bore d (mm)
28Outer D (mm)
9Width 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 KOYO 638ZZ is a Custom & Special Bearings, with a bore diameter (d) of 8 mm, an outer diameter (D) of 28 mm and a width (B) of 9 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 | KOYO |
|---|---|
| Category | Custom & Special Bearings |
| Type | Custom & Special Bearings |
| Dimensions (d × D × B) | d 8 mm × D 28 mm × B 9 mm |
| Catalogue Ref. | 58WJnB9San |
| B | 9.0 mm |
| C | 4550 N |
| C0 | 1950 N |
| NG | 26000 1/min |
| NO | 0 1/min |
| ORDER | 638ZZ Model |
| R | 0.30 mm |
| Series SD | Series 8.0 mm |
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