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Sumitomo excavator track roller

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Sumitomo carefully crafted SH120-3 KNA0693 excavator undercarriage spare parts track roller(bottom roller)

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Sumitomo carefully crafted SH120-3 KNA0693 excavator undercarriage spare parts track roller(bottom roller)

  • Model:

    SH120-3 KNA0693
  • Material:

    50Mn/40MnB
  • Colors:

    Black or yellow
  • Technique:

    Forging & casting
  • Hardness:

    HRC48-54,deepth:4mm-10mm
  • Wattanty time:

    2000 hour (Normal life 4000hours )
  • Finish:

    Smooth
  • Packing:

    Fumigate seaworthy packing
  • Product Details

Sumitomo SH120-3 KNA0693 track roller

◎ Single and double-edge track roller suits for excavating machine and special machinery ranging 3 to 50 tons.
◎ Double conical sealing and lifelong lubrication designing enable the track roller to have longer service life and perfect performance in any circumstances.
◎ The shell made by hot forging treatment obtains superior structure of internal materials and fiber
◎ Differential quenching or feed-through quenching heat treatment is effective in crack resistance.

Sumitomo SH120-3 KNA0693 track roller


Induction Harden illustration

Sumitomo SH200 track roller wholesale


Main technical parameter for some Sumitomo track rollers

Sumitomo SH200 TRACK ROLLER

models A B C D E F G H M K L O I P N
SH200(single) 360 320 218 175 160 193 150 110 242 45 24 65 20 86
SH200(double) 360 320 218 190 160 178 150 110 242 45 150 24 65 20 45
SH220(single) 405 371 226 178 160 188 130 255 40 70 19 82
SH220(double) 405 371 220 160 188 130 255 40 70 19 50
SH260(single) 351 298.5 186 150 135 166 129 89 220 35 21 50 17.5 72
SH260(double) 351 298.5 186 135 155 129 89 220 35 21 50 17.5 36
SH280(single) 360 320 218 175 155 188 150 110 242 35 23 60 18 85
SH280(double) 360 320 220 190 155 175 150 110 241 35 148 23 60 18 50
SH300(single) 421 370 252 210 185 215 181 130 272 40 25 70 22 100
SH300(double) 421 370 234 204 185 210 181 130 272 40 162 25 70 22 54
SH430(single) 418 370 258 210 190 224 178 130 275 52 25 70 23 70
SH430(double) 418 370 258 210 190 224 178 130 275 52 180 25 70 23 50


the models above are just for reference,we can supply more products as your reuirement,please kindly send us your inquiry or click export5@vmgroup.cn here.


Production Process

Sumitomo SH200 excavator track roller repair

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