U20-3, U25-3 WSM Machine body (Service section)
II-S-9
[5] Track roller, idler, and sprocket
Unit U20-3 U25-3 Remarks
A : Guide width (A)/(B) mm 63 / 59 80 / 76
B : Outer diameter (A)/(B) mm 107 / 103 124 / 120
C : Roller width (A)/(B) mm 150 / 175 /
D : Upper roller diameter (A)/(B) mm 76.3 / 76.3 /
E : Sliding plate thickness (A)/(B) mm 22 / 11 22 / 11
Unit U20-3 U25-3 Remarks
1) Idler O.D. (A)/(B) mm 238 / 230 272 / 264
2) Guide width (A)/(B) mm 24 / 20 30 / 26
3) Idler width (A)/(B) mm 88 / 84 113 / 109
4) Sprocket wheel O.D. (A)/(B) mm 316 / 308 356 / 348
5) Sprocket wheel width (A)/(B) mm 23 / 19 30 / 26
AB
C
D
E
(A)New machine reference value
(B)Allowable limit
4)
5)
3)
1)
2)
(A)New machine reference value
(B)Allowable limit
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