1203 NSK ra max. 0.6 mm 17x40x12mm Self aligning ball bearings
| Bearing number | 1203 |
| Size (mm) | 17x40x12 |
| Brand | NSK |
| Bore Diameter (mm) | 17 |
| Outer Diameter (mm) | 40 |
| Width (mm) | 12 |
| d | 17 mm |
| D | 40 mm |
| B | 12 mm |
| C | 12 mm |
| r min. | 0.6 mm |
| da min. | 21 mm |
| Da max. | 36 mm |
| ra max. | 0.6 mm |
| Weight | 0.072 Kg |
| Basic dynamic load rating (C) | 8 kN |
| Basic static load rating (C0) | 2.01 kN |
| (Grease) Lubrication Speed | 16 000 r/min |
| (Oil) Lubrication Speed | 20 000 r/min |
| Calculation factor (e) | 0.31 |
| Calculation factor (Y0) | 2.1 |
| Calculation factor (Y2) | 3.1 |
| SRI | 2.92 |
| Y3 | 2 |
| hidYobi | 1203 |
| LangID | 1 |
| PCD | 27.9 |
| D_ | 40 |
| Y2 | 3.1 |
| SREX | 0 |
| cyl count | 12 |
| B_ | 12 |
| CAD | http://service.web2cad.co.jp/pcom/?Maker=NSK_RB&info=nsk_rb/roller_bearings/self_aliging_bb/cylindrical_bore_asmtab.prj&varset={STAN=-}.{ORDER=1203}.{SD=17}.{D=40}.{B=12}.{R=0.6}.{CR1=8000}.{COR1=2010}.{CR2=815}.{COR2=205}.{LG=16000}.{LO=20000}.{DA1=21.0}.{DA2=36.0}.{RA=0.6}.{E=0.31}.{Y2=3.1}.{Y3=2.00}.{Y0=2.10}.{MASS=0.072} |
| hidTable | ecat_NSSAB |
| Oil rpm | 20000 |
| SRE | 0 |
| Y0 | 2.1 |
| mass | 0.072 |
| ra | 0.6 |
| GRS rpm | 16000 |
| SRIX | 0.03 |
| groove inner | 22.338 |
| D_a | 36 |
| SRIN | 0 |
| C0 | 2.01 |
| groove outer | 34.052 |
| SREN | 0 |
| X0 | 1 |
| Prod_Type3 | SABB_SA_CB |
| X1 | 1 |
| da | 21 |
| X2 | 0.65 |
| e | 0.31 |
| yobi | 1203 |
| r | 0.6 |
| KBRG | 1352 |
| CAng | 11.744 |
| cyl dia | 5.556 |
| calcUrl | /BearingGuide/html/calculation.jsp |
Detailed Parameters
parameter：
| UKFS306+H2306 Bearing units | H3:90 mm ，Brand:NACHI ，Bore Diameter :25mm ，d1:25 mm ，A0:32.5 mm |
| FR8 Deep groove ball bearings | Brand:FBJ ，Outer Diameter :28.575mm ，Size :12.7x28.575x6.35mm ，Bore Diameter :12.7mm |
| 61803 Deep groove ball bearings | Outer Diameter :26mm ，Bore Diameter :17mm ，Brand:CRAFT ，Size :17x26x5mm |
| 32213 J2/Q Tapered roller bearings | Bore Diameter :120mm ，Size :120x65x32.75mm ，Outer Diameter :65mm ，Brand:SKF |
| 497/493 Tapered roller bearings | Size :85.725x136.525x30.162mm ，Brand:Fersa ，Width :30.162mm ，Bore Diameter :85.725mm ，d:85.725 mm ，Outer Diameter :136.525mm |
| NU311 Cylindrical roller bearings | Size :55x120x29mm ，Width :29mm ，Outer Diameter :120mm ，Brand:FBJ ，Bore Diameter :55mm |
| ESPAE209 Bearing units | s:11 mm ，d:45 mm ，Bore Diameter :45mm ，Brand:SNR |
| ARX25X70X153 Needle roller bearings | Bore Diameter :25.000mm ，Width :153.000mm ，Size :25x70x153mm ，Outer Diameter :70.000mm ，Brand:NTN |
| NAF 506820 Needle roller bearings | Width :20mm ，Bore Diameter :50mm ，Outer Diameter :68mm ，Brand:IKO ，Size :50x68x20mm ，d:50 mm |
| P 40 TF Bearing units | Brand:SKF ，A:43 mm ，d:40 mm ，Bore Diameter :40mm ，s1:30.2 mm |
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