M278749DW/M278710/M278710D Four-row Tapered Roller Bearings

M278749DW/M278710/M278710D four-row tapered roller bearings 

Size : d 571.500mmXD812.8mm XT 593.725mm 

Weight : 1007 KG

seals type:open or sealed

Material : GCr15 carbon steel bearing GCr15SiMn

Payment term:T/T,L/C

Delivery : 30-45 days after receiving your payment

Specification :

Item number M278749DW/M278710/M278710D

Inner diameter(d) 501.650mm

Outer diameter(D) 673.100mm

Thickness: 387.350mm

Type four-row tapered roller bearings

rmin   3.3

r1min   6.4

basic load ratings (KN)Cr :13000

                      Cor :35000

Boundary dimensions (mm):

damax:625

Damin:751

ramax:6.4

rbmax:3.3

weight:1007kg

M278749DW/M278710/M278710D tapered roller bearings Design Attributes

Two double cones, two single cups and a double cup with a cone spacer and two cup spacers. 

Spacers have slots or holes for lubrication. 

Cone spacers are hardened to reduce face wear. 

Numbered serially to assure correct installation sequence.

Applications

Low- and medium-speed rolling mills

What we can offer:

1)  Single row tapered roller bearings   ID 150  to 10000.0000 (mm)

2)  Single row with flange tapered roller bearings  ID 

3)  Double row tapered roller bearings TDO ID 174 to 1431.0000 (mm)   

4)  Double row tapered roller bearings TDI ID 174  to 825.0000 (mm)  

5)  Double row tapered roller bearings TDOS ID 174 to 1431.0000 (mm)

6)  Four row tapered roller bearings TDOS ID 200 to 800.0000 (mm)