637/8
📏 8 × 12 × 3.5 mm
Product Photo
NTNDeep Groove Ball Bearings
NTN 678A
Deep Groove Ball Bearings · 8 × 12 × 2.5 mm
8Bore d (mm)
12Outer D (mm)
2.5Width 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 678A is a Deep Groove Ball Bearings, with a bore diameter (d) of 8 mm, an outer diameter (D) of 12 mm and a width (B) of 2.5 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 | Deep Groove Ball Bearings |
| Type | Deep Groove Ball Bearings |
| Dimensions (d × D × B) | d 8 mm × D 12 mm × B 2.5 mm |
| Catalogue Ref. | qsZcL67b73 |
| B | 2.5 mm |
| B1 | 3.5 mm |
| C1 | 0.6 mm |
| C2 | 0.Series 8 mm |
| COR | 252 N |
| CORF | 26 kgf |
| CR | 515 N |
| CRF | 52 mm |
| D1 | 13.2 mm |
| D2 | 13.6 mm |
| DA | 11.2 mm |
| DA1 | Series 8.Series 8 mm |
| DA2 | 9.1 mm |
| LSG | 38 000 r/min |
| LSO | 45 000 r/min |
| MASS | 0.00075 Kg |
| MASS1 | 0.86 g |
| ORDER | 678A Model |
| R | 0.Series 10 mm |
| RAS | 0.1 mm |
| Series SD | Series 8.0 mm |
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