4T-3778/3720
📏 47.625 × 93.264 × 30.162 mm
Product Photo
TIMKENCustom & Special Bearings
TIMKEN 3778/3720-B
Custom & Special Bearings · 47.625 × 93.218 × 11.1125 mm
47.625Bore d (mm)
93.218Outer D (mm)
11.1125Width B (mm)
✓323,474 SKUs in the online catalogue
✓OEM & custom bearings welcome
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✓Global shipping from Wuxi, China
Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China
⚡ Reply ≤ 30 min
The TIMKEN 3778/3720-B is a Custom & Special Bearings, with a bore diameter (d) of 47.625 mm, an outer diameter (D) of 93.218 mm and a width (B) of 11.1125 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 | Custom & Special Bearings |
| Type | Custom & Special Bearings |
| Dimensions (d × D × B) | d 47.625 mm × D 93.218 mm × B 11.1125 mm |
| Catalogue Ref. | d7qRh5aiaT |
| Aa | 1.778 mm |
| Ab | 1.016 mm |
| Assembly Weight | 916.26 g |
| B | 30.3022 mm |
| Bearing Subtype | TSF |
| Bearing Type | TRB |
| C | 23.8125 mm |
| C0 | 152574 N |
| C1 | 122326 N |
| C2 | 4.7625 mm |
| C90 | 31671.3 N |
| Ca90 | 18326.7 N |
| Cg | 0.0903 Geometric factor |
| Cone (Inner) | 3778 Inner ring |
| Cup (Outer) | 3720-B Outer ring |
| D1 | 97.9373 mm |
| Da | 89.916 mm |
| Db | 82.042 mm |
| K = 0.39 / Tan (contact angle) | 1.73 Factor |
| R | 6.35 mm |
| T1 | 11.1125 mm |
| Y = 0.4 / Tan (contact angle) | 1.77 Factor |
| a | -Series 8.128 mm |
| da | 55.118 mm |
| db | 67.056 mm |
| e = 1.5 * Tan (contact angle) | 0.34 Factor |
| r | 3.302 mm |
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