78549D
📏 Dimensions on request
Product Photo
TIMKENTapered Roller Bearings
TIMKEN 643 - 634W
Tapered Roller Bearings · Dimensions on request
✓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 643 - 634W is a Tapered Roller Bearings, available in the dimensions listed in the specification table below. 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) | Dimensions on request |
| Catalogue Ref. | 9b3Lg69Var |
| Aa - Cage-Cone Backface Clearance | 3.8 mm0.15 in |
| Ab - Cage-Cone Frontface Clearance | 2.5 mm0.1 in |
| B - Cone Width | 41.275 mm1.6250 in |
| Bearing Weight | 2.8 Kg6.2 lb |
| C - Cup Width | 35.720 mm1.4063 in |
| C0 - Static Radial Rating | 67000 lbf298000 N |
| Cage Type | Stamped Steel |
| Cone Part Number | Series 643 |
| Cup Part Number | 634W |
| D - Cup Outer Diameter | 136.525 mm5.3750 in |
| Da - Cup Frontface Backing Diameter | 125.00 mm4.96 in |
| Db - Cup Backface Backing Diameter | 121.92 mm4.80 in |
| Design Units | Imperial |
| G1 - Heat Generation Factor (Roller-Raceway) | 106.4 |
| G2 - Heat Generation Factor (Rib-Roller End) | 21 |
| Series | 635 |
| T - Bearing Width | 45.248 mm1.7814 in |
| d - Bore | 69.850 mm2.7500 in |
| da - Cone Frontface Backing Diameter | 80.01 mm3.82 in |
| db - Cone Backface Backing Diameter | 86.11 mm3.39 in |
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