Idlers
(Has no side plate indentations)
Depth Gauge Ultrasonic Center Flange Wear
Inches (mm) % Worn Inches (mm) Inches (mm)
0.78 (20.0) 0 0.36 (9.1) 0.00 (0.0)
0.80 (20.5) 12 0.34 (8.6) 0.02 (0.5)
0.82 (21.0) 24 0.32 (8.1) 0.04 (1.0)
0.84 (21.5) 36 0.30 (7.6) 0.06 (1.5)
0.86 (22.0) 48 0.28 (7.1) 0.08 (2.0)
0.88 (22.5) 60 0.26 (6.6) 0.10 (2.5)
0.90 (23.0) 72 0.24 (6.1) 0.12 (3.0)
0.92 (23.5) 82 0.22 (5.6) 0.14 (3.5)
0.94 (24.0) 85 0.20 (5.1) 0.16 (4.0)
0.96 (24.5) 88 0.18 (4.6) 0.18 (4.5)
0.98 (25.0) 91 0.16 (4.1) 0.20 (5.0)
1.00 (25.5) 94 0.14 (3.6) 0.22 (5.5)
1.02 (26.0) 97 0.12 (3.0) 0.24 (6.0)
1.04 (26.5) 100 0.10 (2.5) 0.26 (6.5)
1.06 (27.0) 103 0.08 (2.0) 0.28 (7.0)
1.08 (27.5) 106 0.06 (1.5) 0.30 (7.5)
1.10 (28.0) 109 0.04 (1.0) 0.32 (8.0)
1.12 (28.5) 112 0.02 (0.5) 0.34 (8.5)
1.14 (29.0) 115
NOTE: Ultrasonic measurement is to determine
1.16 (29.5) 118
flange wear only.
1.18 (30.0) 121
Flange width: 3.31" (34 mm)
Undercarriage Code: 104, 130, 331, 350
320
D5, 955, 951, 561 — 6.91" (175.5 mm)
Low Sprocket Machines