4T-577/572
📏 139.99 × 36.1 mm
Product Photo
TIMKENCustom & Special Bearings
TIMKEN 78255X/78549D
Custom & Special Bearings · 139.7 × 32.9235 mm
139.7Outer D (mm)
32.9235Width 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 78255X/78549D is a Custom & Special Bearings, with a bore diameter (d) of mm, an outer diameter (D) of 139.7 mm and a width (B) of 32.9235 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 139.7 mm × B 32.9235 mm |
| Catalogue Ref. | wUJS5l3D2F |
| Aa | 6.858 mm |
| Assembly Weight | 4989.52 g |
| B | 32.9235 mm |
| Bearing Subtype | TDO |
| Bearing Type | TRB |
| C | 51.8033 mm |
| C0 | 193053 N |
| C1 | 352744 N |
| C90(1) | 52489 N |
| C90(2) | 91633.4 N |
| Ca90 | 77843.9 N |
| Cg | 0.0884 |
| Cone (Inner) | 78255X Inner ring |
| Cup (Outer) | 78549D OuterRing |
| K = 0.39 / Tan (contact angle) | 0.67 |
| R | 3.556 mm |
| T | 77.7875 mm |
| Y1 = 0.45 / Tan (contact angle) | 0.78 |
| a | 7.874 mm |
| db | 88.9 mm |
| e = 1.5 * Tan (contact angle) | 0.87 |
| r | 1.524 mm |
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