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Self-aligning ball bearing, polyamide cage, open
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Technical datasheet
Contact usPRODUCT DEFINITION | Brand | SNR |
d - Internal diameter | 20 mm |
D - External diameter | 47 mm |
B - Bearing/Inner ring width | 18 mm |
d1 - External diameter inner ring | 28 mm |
D1 - Inner diameter outer ring | 39,9 mm |
rs - Min fillet radius | 1 mm |
Radial clearance class | CN |
Precision class | P0 |
Mass | 0,136 kg |

PRODUCT PERFORMANCE | C - Dynamic load | 14,3 kN |
C0 - Static load | 3,55 kN |
Cu - Fatigue limit load | 0,16 kN |
e - Coefficient | 0.44 |
Y0 - Static axial load coefficient | 1.51 |
Y1 - Lower axial load coefficient | 1.45 |
Y2 - Upper axial load coefficient | 2.24 |
Nref - Reference thermal speed | 16000 tr/min |
Nlim - Mechanical Limit Speed | 19000 tr/min |
Tmin - Min operating temperature | -20 °C |
Tmax - Max operating temperature | 120 °C |
BEARING FREQUENCIES | BPFO - Characteristic outer ring frequency (60 rpm) | 3,858 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 6,142 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,386 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 3,986 Hz |
ABUTMENT | da min - Min shoulder diameter IR | 25 mm |
Da max - Max shoulder diameter OR | 42 mm |
ra max - Max shaft & housing fillet radius | 1 mm |

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