3187/3120-B
📏 30.1625 × 72.644 × 29.9974 mm
Product Photo
TIMKENTapered Roller Bearings
TIMKEN 2558/2523-B
Tapered Roller Bearings · 30.1625 × 69.85 × 25.3568 mm
30.1625Bore d (mm)
69.85Outer D (mm)
25.3568Width 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 TIMKEN 2558/2523-B is a Tapered Roller Bearings, with a bore diameter (d) of 30.1625 mm, an outer diameter (D) of 69.85 mm and a width (B) of 25.3568 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 | TIMKEN |
|---|---|
| Category | Tapered Roller Bearings |
| Type | Tapered Roller Bearings |
| Dimensions (d × D × B) | d 30.1625 mm × D 69.85 mm × B 25.3568 mm |
| Catalogue Ref. | KjRIoDaNbw |
| Aa | 1.016 mm |
| Ab | 0.762 mm |
| Assembly Weight | 476.27 g |
| B | 25.3568 mm |
| Bearing Subtype | TSF |
| Bearing Type | TRB |
| C | 19.05 mm |
| C0 | 94302.3 N |
| C1 | 83626.6 N |
| C2 | 3.9624 mm |
| C90 | 21707.3 N |
| Ca90 | 10141.9 N |
| Cg | 0.0656 Geometric factor |
| Cone (Inner) | 2558 Inner ring |
| Cup (Outer) | 2523-B Outer ring |
| D1 | 73.7108 mm |
| Da | 66.04 mm |
| Db | 60.96 mm |
| K = 0.39 / Tan (contact angle) | 2.14 Factor |
| R | 2.286 mm |
| T1 | Series 8.7249 mm |
| Y = 0.4 / Tan (contact angle) | 2.19 Factor |
| a | -Series 8.636 mm |
| da | 36.576 mm |
| db | 39.878 mm |
| e = 1.5 * Tan (contact angle) | 0.27 Factor |
| r | 1.524 mm |
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