Idlers
Depth Gauge Ultrasonic Center Flange Wear
Inches (mm) % Worn Inches (mm) Inches (mm)
0.66 (17.0) 0 0.36 (9.1) 0.00 (0.0)
0.68 (17.5) 8 0.34 (8.6) 0.02 (0.5)
0.70 (18.0) 16 0.32 (8.1) 0.04 (1.0)
0.72 (18.5) 24 0.30 (7.6) 0.06 (1.5)
0.74 (19.0) 32 0.28 (7.1) 0.08 (2.0)
0.76 (19.5) 40 0.26 (6.6) 0.10 (2.5)
0.78 (20.0) 48 0.24 (6.1) 0.12 (3.0)
0.80 (20.5) 56 0.22 (5.6) 0.14 (3.5)
0.82 (21.0) 64 0.20 (5.1) 0.16 (4.0)
0.84 (21.5) 72 0.18 (4.6) 0.18 (4.5)
0.86 (22.0) 76 0.16 (4.1) 0.20 (5.0)
0.88 (22.5) 79 0.14 (3.6) 0.22 (5.5)
0.90 (23.0) 82 0.12 (3.0) 0.24 (6.0)
0.92 (23.5) 85 0.10 (2.5) 0.26 (6.5)
0.94 (24.0) 88 0.08 (2.0) 0.28 (7.0)
0.96 (24.5) 91 0.06 (1.5) 0.30 (7.5)
0.98 (25.0) 94 0.04 (1.0) 0.32 (8.0)
1.00 (25.5) 97 0.02 (0.5) 0.34 (8.5)
1.02 (26.0) 100
NOTE: Ultrasonic measurement is to determine
1.04 (26.5) 103
flange wear only.
1.06 (27.0) 106
1.08 (27.5) 109
1.10 (28.0) 112
1.12 (28.5) 115
1.14 (29.0) 118
1.16 (29.5) 121
Flange width: 2.70" (68.5 mm)
Undercarriage Code: 322, 323
440
943 — 6.75" (171.5 mm)
Hydrostatic Loaders