JinHang Precision Bearing Co.,Ltd
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549864 four row cylindrical roller bearing

549864 Four Row Cylindrical Roller Bearing

Min. Order:
1 Piece
Technical Parameters:
Product Designations:
549864
Structure:
Cylindrical roller bearing
Inside Diameter:
200 mm
Outside Diameter:
280 mm
Thickness:
170 mm
Brand:
JHB
Precision Rating:
P5 P6 PO
Bearing Material:
GCr15SiMn GCr15 G20Cr2Ni4A
Seals Type:
No
549864 Four Row Cylindrical Roller Bearing

 Description:: Four row cylindrical roller bearing for interference fit on the roll neck

Type: 549864 Cylindrical roller bearing
Dimension: 200X280X170  mm/Metic
ID(inner diameter)/Bore: 200 mm
OD(outer diameter):280 mm
Width/Height/thickness:170  mm
Fw :223 mm
Number of roller:Four row
Quantity: One Bearing 
Dynamic load rating Cr: 1500 KN 
Static load rating Cor: 2600 KN 
Weight:34 kgs
The forging material:GCr15SiMn  GCr15,G20Cr2Ni4A (Case hardened steel )
The cage type: Brass solid cages or pin-type cages
The delivery time:20-30 days
The package:standard export wooden case or carton boxes.
549864 Four-row cylindrical roller bearings are the one of the main bearings for rolling mills.They mount for interference fit on the roll neck.
They have compact structures and high stiffness,and can carry high radial loads but not axial loads. 
Because of inner rings with no ribs, inner and outer ring subassembly (with full set of rollers and cage) can be mounted respectively. Cleaning, inspecting and dismounting are very convenient.
 Four row cylindrical roller bearings are especially applied to rolling mills required high speed and precision, for example,wire mills,bar and shape mills,cold or hot sheet mills and cogging mills.
Brass solid cages or pin-type cages are mainly used in four-row cylindrical roller bearings.
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