Bangkok Belt & Industry Centre Sdn. Bhd. (246665-W)
NTN BEARING 1206
NTN BEARING 1206
NTN BEARING 1206
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Type: Double-row self-aligning ball bearing with a cylindrical (straight) bore, open design (no seals)
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Dimensions: 30 mm bore (d) × 62 mm outer diameter (D) × 16 mm width (B)
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PRODUCT DEFINITION
| Brand | SNR |
| d – Internal diameter | 30 mm |
| D – External diameter | 62 mm |
| B – Bearing/Inner ring width | 16 mm |
| d1 – External diameter inner ring | 40,3 mm |
| D1 – Inner diameter outer ring | 51,5 mm |
| rs – Min fillet radius | 1 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,221 kg |
PRODUCT PERFORMANCE
| C – Dynamic load | 15,4 kN |
| C0 – Static load | 4,65 kN |
| Cu – Fatigue limit load | 0,21 kN |
| e – Coefficient | 0.24 |
| Y0 – Static axial load coefficient | 2.7 |
| Y1 – Lower axial load coefficient | 2.57 |
| Y2 – Upper axial load coefficient | 3.98 |
| N ref – Reference thermal speed | 11000 tr/min |
| N lim – Mechanical Limit Speed | 15000 tr/min |
| Tmin – Min operating temperature | -40 °C |
| Tmax – Max operating temperature | 120 °C |
BEARING FREQUENCIES
| BPFO – Over rolling frequency on outer ring (60 rpm) | 5,792 Hz |
| BPFI – Over rolling frequency on inner (60 rpm) | 8,208 Hz |
| BSF – Over rolling frequency on rolling element (60 rpm) | 5,549 Hz |
| BRF – Rotational frequency – rolling element (60 rpm) | 2,775 Hz |
| FTF – Rotational frequency – cage (60 rpm) | 0,414 Hz |
