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30205A - SNR

30205A

Tapered roller bearing, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.

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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Internal diameter 25 mm
D - External diameter 52 mm
B - Bearing/Inner ring width 15 mm
C - Outer ring width 13 mm
T - Total width 16,25 mm
d1 - External diameter inner ring 37,9 mm
a - Charge load application point 12,7 mm
rs - Min fillet radius 1 mm
r1s - Min fillet radius 1 mm
Mass 0,153 kg
ISO 355 reference T3CC025
Brand SNR
Product classification image

PRODUCT PERFORMANCE

C - Dynamic load 33,8 kN
A2 - Rating life coefficient 1
C0 - Static load 37 kN
Cu - Fatigue limit load 4,5 kN
e - Coefficient 0.37
Y0 - Static axial load coefficient 0.88
Y2 - Upper axial load coefficient 1.6
Nref - Reference thermal speed 8900 tr/min
Nlim - Mechanical Limit Speed 15000 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 120 °C
FTF - Characteristic cage frequency 0,419 Hz
BSF - Characteristic rolling element frequency 5,824 Hz
BPFO - Characteristic outer ring frequency 6,702 Hz
BPFI - Characteristic inner ring frequency 9,298 Hz

ABUTMENT

da max - Max shoulder diameter IR 31 mm
db min - Min IR shoulder diameter 30,5 mm
Da min - Min shoulder diameter OR 44 mm
Da max - Max shoulder diameter OR 46,5 mm
Db min - Min OR shoulder diameter 48 mm
Ca - Min clearance 2 mm
Cb - Min clearance 3 mm
ra max - Max fillet radius 1 mm
r1a - Max fillet radius 1 mm
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Manufacturer
Reference
FORD 4488728 CHEVROLET 96316635 DAEWOO 96316635 MAZDA S083-33-075 MAZDA UH71-33-075

 

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