Track Rollers
Caliper Ultrasonic
Inches (mm) % Worn Inches (mm)
19.45 (494.0) 0 5.78 (146.8)
19.41 (493.0) 5 5.76 (146.3)
19.37 (492.0) 10 5.74 (145.8)
19.33 (491.0) 15 5.72 (145.3)
19.29 (490.0) 20 5.70 (144.8)
19.25 (489.0) 25 5.68 (144.3)
19.21 (488.0) 30 5.66 (143.8)
19.17 (487.0) 35 5.64 (143.3)
19.13 (486.0) 40 5.62 (142.7)
19.09 (485.0) 45 5.60 (142.2)
19.05 (484.0) 50 5.58 (141.7)
19.01 (483.0) 55 5.56 (141.2)
18.97 (482.0) 60 5.54 (140.7)
18.93 (481.0) 65 5.52 (140.2)
18.89 (480.0) 68 5.50 (139.7)
18.85 (479.0) 70 5.48 (139.2)
18.81 (478.0) 72 5.46 (138.7)
18.77 (477.0) 74 5.44 (138.2)
18.73 (475.5) 76 5.42 (137.7)
18.69 (474.5) 78 5.40 (137.2)
18.65 (473.5) 80 5.38 (136.7)
18.61 (472.5) 82 5.36 (136.1)
18.57 (471.5) 84 5.34 (135.6)
18.53 (470.5) 86 5.32 (135.1)
18.49 (469.5) 88 5.30 (134.6)
18.45 (468.5) 90 5.28 (134.1)
18.41 (467.5) 92 5.26 (133.6)
18.37 (466.5) 94 5.24 (133.1)
18.33 (465.5) 96 5.22 (132.6)
18.29 (464.5) 98 5.20 (132.1)
18.25 (463.5) 100 5.18 (131.6)
18.21 (462.5) 102 5.16 (131.1)
18.17 (461.5) 104 5.14 (130.6)
18.13 (460.5) 106 5.12 (130.0)
18.09 (459.5) 108 5.10 (129.5)
18.05 (458.5) 110 5.08 (129.0)
18.01 (457.5) 112 5.06 (128.5)
17.97 (456.5) 114 5.04 (128.0)
17.93 (455.5) 116 5.02 (127.5)
17.89 (454.5) 118 5.00 (127.0)
17.85 (453.5) 120 4.98 (126.5)
Undercarriage Code: 675
605
5230 — 14.90" (378.5 mm)
Excavators