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30204A - SNR

30204A

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 20 mm
D - External diameter 47 mm
B - Bearing/Inner ring width 14 mm
C - Outer ring width 12 mm
T - Total width 15,25 mm
d1 - External diameter inner ring 33,9 mm
a - Charge load application point 11,3 mm
rs - Min fillet radius 1 mm
r1s - Min fillet radius 1 mm
Mass 0,126 kg
ISO 355 reference T2DB020
Brand SNR
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PRODUCT PERFORMANCE

C - Dynamic load 29,6 kN
A2 - Rating life coefficient 1
C0 - Static load 30,6 kN
Cu - Fatigue limit load 3,75 kN
e - Coefficient 0.35
Y0 - Static axial load coefficient 0.96
Y2 - Upper axial load coefficient 1.74
Nref - Reference thermal speed 10000 tr/min
Nlim - Mechanical Limit Speed 17000 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 120 °C
FTF - Characteristic cage frequency 0,411 Hz
BSF - Characteristic rolling element frequency 5,274 Hz
BPFO - Characteristic outer ring frequency 6,158 Hz
BPFI - Characteristic inner ring frequency 8,842 Hz

ABUTMENT

da max - Max shoulder diameter IR 27 mm
db min - Min IR shoulder diameter 25,5 mm
Da min - Min shoulder diameter OR 40 mm
Da max - Max shoulder diameter OR 41,5 mm
Db min - Min OR shoulder diameter 44 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
PEUGEOT 3735-12 CITROEN 3735-12 DAEWOO 93616634

 

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