UNDERCARRIAGE / Front Idler MAINTENANCE STANDARD A B W166-03-05-001 Unit: mm (in) Axle and Bushing Unit: mm (in) NOTE: Values in [ ] are just for reference. W3-5-10 E D Standard Allowable Limit Remedy A 102 (4.0) [82 (3.22)] Build-up weld and finishing B 204 (1.64) - C 572 (22.5) [558 (21.96)] D 617 (24.3) - E 22.5 (0.89) 29.5 (1.16) Standard Allowable Limit Remedy Axle Outer Dia. 85.0 (3.35) [84.2 (3.31)] Replace Bushing Inner Dia. 85.0 (3.35) [86.0 (3.39)] Flange Thickness 2.0 (0.02) [1.2 (0.05)]