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5212NRZZG15 - SNR

5212NRZZG15

Double row angular contact ball bearing, polyamide cage, snap ring and groove on outer diameter, shield on both sides

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter60 mm
D - External diameter110 mm
B - Bearing/Inner ring width36,5 mm
d1 - External diameter inner ring75,8 mm
D1 - Inner diameter outer ring98,6 mm
a - Charge load application point55,1 mm
α - Contact angle25 °
a min - Min position Groove3,07 mm
a max - Max position groove3,28 mm
rs - Min fillet radius1,5 mm
rNs - Min fillet radius0,6 mm
D3 - Max bottom groove diameter106,81 mm
b min - Min groove width2,7 mm
b max - Max groove width3 mm
r0 max - Max bottom groove radius0,6 mm
D4 max - Max outer diameter of assembled stop ring116,6 mm
f - Stop ring thickness2,41 mm
Snap ring referenceR 110
Radial clearance classCN
Precision classP0
Mass1,18 kg
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PRODUCT PERFORMANCE
C - Dynamic load67 kN
C0 - Static load59,7 kN
Cu - Fatigue limit load3,55 kN
f0 - Coefficient14.5
N ref - Reference thermal speed5200 tr/min
N lim - Mechanical Limit Speed4600 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)4,196 Hz
BPFI - Over rolling frequency on inner (60 rpm)5,804 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,49 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,745 Hz
FTF - Rotational frequency - cage (60 rpm)0,42 Hz
ABUTMENT
da min - Min shoulder diameter IR68 mm
da max - Max shoulder diameter IR75,8 mm
Da max - Max shoulder diameter OR102 mm
Ca min - Mini segment position5,43 mm
Ca max - Max segment position5,74 mm
ra max - Max shaft & housing fillet radius1,5 mm
rNa max - Max fillet radius on segment side0,6 mm
Db min - Min stop ring position diameter118 mm
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