Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, shields on both sides
The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.
3D file
Technical datasheet
| PRODUCT DEFINITION | |
|---|---|
| Brand | SNR |
| d - Internal diameter | 40 mm |
| D - External diameter | 80 mm |
| B - Bearing/Inner ring width | 18 mm |
| d1 - External diameter inner ring | 50,3 mm |
| D1 - Inner diameter outer ring | 70,4 mm |
| a min - Min position Groove | 3,07 mm |
| a max - Max position groove | 3,28 mm |
| Ca min - Mini segment position | 4,67 mm |
| Ca max - Max segment position | 4,98 mm |
| rs - Min fillet radius | 1,1 mm |
| rNs - Min fillet radius | 0,5 mm |
| D3 - Max bottom groove diameter | 76,81 mm |
| b min - Min groove width | 1,9 mm |
| b max - Max groove width | 2,2 mm |
| r0 max - Max bottom groove radius | 0,6 mm |
| D4 max - Max outer diameter of assembled stop ring | 86,6 mm |
| f - Stop ring thickness | 1,65 mm |
| Snap ring reference | R80 |
| Radial clearance class | CN |
| Mass | 0,373 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 30,7 kN |
| C0 - Static load | 17,9 kN |
| Cu - Fatigue limit load | 0,81 kN |
| f0 - Coefficient | 14 |
| Nref - Reference thermal speed | 9300 tr/min |
| Nlim - Mechanical Limit Speed | 11000 tr/min |
| Tmin - Min operating temperature | -30 °C |
| Tmax - Max operating temperature | 120 °C |
| BEARING FREQUENCIES | |
|---|---|
| BPFO - Characteristic outer ring frequency (60 rpm) | 3,607 Hz |
| BPFI - Characteristic inner ring frequency (60 rpm) | 5,393 Hz |
| FTF - Characteristic cage frequency (60 rpm) | 0,401 Hz |
| BSF - Characteristic rolling element frequency (60 rpm) | 4,841 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 46,5 mm |
| da max - Max shoulder diameter IR | 50,3 mm |
| Da max - Max shoulder diameter OR | 73,5 mm |
| ra max - Max shaft & housing fillet radius | 1 mm |
| rNa max - Max fillet radius on segment side | 0,5 mm |
| Db min - Min stop ring position diameter | 88 mm |
