Tianjin Haman Technology Co., Ltd
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Tapered roller bearings 30303-A

Tapered Roller Bearings 30303-A

Min. Order:
1 Piece
Payment term:
TT
Delivery time:
Stock
Technical Parameters:
Product Designations:
30303-A
Structure:
tapered roller bearing
Inside Diameter:
17 mm
Outside Diameter:
47 mm
Thickness:
15.25 mm
Weight:
0.129 KG
Precision Rating:
ABEC-5
Bearing Material:
Chrome Steel
Seals Type:
Open
Tapered Roller Bearings 30303-A

    

Item:Tapered Roller Bearing 30303-A

1)ISO 9001:2008 approved 
2)long life and low noise 
3)OEM service 
4)stocks

Specifications

Material :GCr15/GCr15SiMn / G20Gr2Ni4A 
Hardness :HRC60-HRC64 
Closures :Unsealed/Sealed Grade : P5

Clearance :C0, C3, C4

Lubrication :Oil or grease 
Features: These bearings are featured by the extremely big axial load carrying capacity and meanwhile they can also carry certain radial load

Packing :
1. For small ones: Anti-rust oil+ plastic bag+ paper box+ wooden box 
2. For big ones: Anti-rust oil+ waterproof belt+ professional belt +wooden box 


Application :Steel industry, oil industry, cement industry, mining & construction, papermaking machinery, rolling mill, sugar mill, vibrating screens, conveyors, air blower, transmissions, and other heavy machinery 

 

Tapered roller bearings 30303-A

 
main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

 

d 17  mm 
   
D 47  mm 
   
T 15,25  mm 
   
 
a 11  mm 
   
B 14  mm 
   
C 12  mm 
   
Ca min 2  mm 
   
Cb min 3  mm 
   
Da max 41  mm 
   
Da min 40  mm 
   
Db min 42  mm 
   
d1 31,6  mm 
   
da max 25  mm 
   
db min 23  mm 
   
r1, 2 min 1  mm 
   
r3, 4 min 1  mm 
   
ra max 1  mm 
   
rb max 1  mm 
   
 
m 0,129  kg 
  Mass
Cr 27500  N 
  Basic dynamic load rating, radial
C0r 24800  N 
  Basic static load rating, radial
e 0,29 
   
Y 2,11 
   
Y0 1,16 
   
Cur 2600  N 
  Fatigue limit load, radial
nG 17600  1/min 
  Limiting speed
nB 11200  1/min 
  Reference speed
  T2FB017 
  Comparative designation to DIN ISO 355

 

 

 

 


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