NTN
Angular contact ball bearings 7903UG/GMP4
Bearing NTN 7903UG/GMP4, Ø17×30×7 mm. Request a quote — worldwide shipping.
Type Angular contact ball bearings
Dimensions
Ø 17 × 30 × 7 mm
d17Bore Ø (mm)
×
D30Outer Ø (mm)
×
B7Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| d - Internal diameter | 17 mm |
| D - External diameter | 30 mm |
| B - Bearing/Inner ring width | 7 mm |
| d1 - External diameter inner ring | 21,3 mm |
| d2 - External diameter inner ring | 20,3 mm |
| D1 - Inner diameter outer ring | 25,7 mm |
| D2 - Inner diameter outer ring | 27,7 mm |
| a - Charge load application point | 10,3 mm |
| α - Contact angle | 30 ° |
| rs - Min fillet radius | 0,3 mm |
| r1s - Min fillet radius | 0,15 mm |
| Precision class | P4 |
| Mass | 0,02 kg |
| C - Dynamic load | 5400000 mN |
| C0 - Static load | 2950000 mN |
| N lim - Oil lubrication limit speed | 298799,999 °/s |
| N lim - Grease lubrication limit speed | 219600 °/s |
| Preload level | GM |
| Preload value | 127000 mN |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 19,5 mm |
| Da max - Max shoulder diameter OR | 27,5 mm |
| Db max - Max OR shoulder diameter | 28,8 mm |
| r1a - Max fillet radius | 0,15 mm |
| ra max - Max shaft & housing fillet radius | 0,3 mm |
Related products
NTN 7903UG/GMP4