UC207-21
📏 Dimensions on request
Product Photo
TIMKENBall Bearing Units
TIMKEN QAF18A303S
Ball Bearing Units · Dimensions on request
15.90 Kg35 lbWeight
✓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 QAF18A303S is a Ball Bearing Units, available in the dimensions listed in the specification table below, and a unit weight of 15.90 Kg35 lb. 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 | Ball Bearing Units |
| Type | Ball Bearing Units |
| Dimensions (d × D × B) | Dimensions on request |
| Weight | 15.90 Kg35 lb |
| Catalogue Ref. | aAhzID5A55 |
| Bearing Number | 22218 |
| C - Dynamic Load (Basic) | 79700 lb355 kN |
| C0 - Static Load | 87200 lb388 kN |
| Dimension BC | 251.7 mm9.91 in |
| Dimension C | 130.3 mm5.13 in |
| Dimension D | 193.80 mm7.630 in |
| Dimension E | 177.8 mm7.000 in |
| Dimension F | 219.2 mm8.63 in |
| Dimension H | 33.3 mm1.31 in |
| Dimension J (Bolt Size) | 20 mm0.75 in |
| Dimension KA | 36.6 mm1.44 in |
| Dimension L Exp | 109.2 mm4.3 in |
| Dimension L Fix | 107.2 mm4.22 in |
| Dimension M | 65.8 mm2.59 in |
| Dimension N | 84.1 mm3.310 in |
| Dimension RA | 4.8 mm0.19 in |
| Dimension SA | 102.4 mm4.03 in |
| Eng Internal Radial Clearance - Max | 0.0039 |
| Eng Internal Radial Clearance - Min | 0.0024 |
| Engineering Group | Mounted Bearing |
| Float | 2.108 mm0.083 in |
| Full Timken Part Number | QAF18A303ST |
| Grease Lubrication - B/C/O Seal | 1000 rpm |
| Grease Lubrication - M/N Seal | 1400 rpm |
| Grease Lubrication - T Seal | 2000 rpm |
| Housing Construction | Four-Bolt Square Flange |
| Locking Style | Single Concentric |
| Oil Lubrication - B/C/O Seal | 1000 rpm |
| Oil Lubrication - M/N Seal | 1400 rpm |
| Oil Lubrication - T Seal | 2400 rpm |
| Pre Install Clearance Max | 0.100 mm0.0039 in |
| Pre Install Clearance Min | 0.060 mm0.0024 in |
| Shaft Size | 3-3/16 in |
| Shaft Size Type | Imperial |
| Shaft Tolerance | 0.076 mm0.0030 in |
| UPC Code | 0883450326094 |
| Y1 - Geometry Factor | 2.90 |
| Y2 - Geometry Factor | 4.31 |
| e - Geometry Factor | 0.23 |
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