Idlers
Depth Gauge Ultrasonic Center Flange Wear
Inches (mm) % Worn Inches (mm) Inches (mm)
0.76 (19.5) 0 0.38 (9.7) 0.00 (0.0)
0.78 (20.0) 12 0.36 (9.1) 0.02 (0.5)
0.80 (20.5) 24 0.34 (8.6) 0.04 (1.0)
0.82 (21.0) 36 0.32 (8.1) 0.06 (1.5)
0.84 (21.5) 48 0.30 (7.6) 0.08 (2.0)
0.86 (22.0) 60 0.28 (7.1) 0.10 (2.5)
0.88 (22.5) 72 0.26 (6.6) 0.12 (3.0)
0.90 (23.0) 76 0.24 (6.1) 0.14 (3.5)
0.92 (23.5) 80 0.22 (5.6) 0.16 (4.0)
0.94 (24.0) 84 0.20 (5.1) 0.18 (4.5)
0.96 (24.5) 88 0.18 (4.6) 0.20 (5.0)
0.98 (25.0) 92 0.16 (4.1) 0.22 (5.5)
1.00 (25.5) 96 0.14 (3.6) 0.24 (6.0)
1.02 (26.0) 100 0.12 (3.0) 0.26 (6.5)
1.04 (26.5) 104 0.10 (2.5) 0.28 (7.0)
1.06 (27.0) 108 0.08 (2.0) 0.30 (7.5)
1.08 (27.5) 112 0.06 (1.5) 0.32 (8.0)
1.10 (28.0) 116 0.04 (1.0) 0.34 (8.5)
1.12 (28.5) 120 0.02 (0.5) 0.36 (9.0)
Flange width: 3.31" (84.0 mm) NOTE: Ultrasonic measurement is to determine flange
wear only.
Undercarriage Code: 560
740
EL180, E180 — 6.91" (175.5 mm)
Excavators