Idlers
Fabricated
Depth Gauge Ultrasonic Center Flange Wear
Inches (mm) % Worn Inches (mm) Inches (mm)
0.94 (24.0) 0 0.48 (12.2) 0.00 (0.0)
0.96 (24.5) 9 0.46 (11.7) 0.02 (0.5)
0.98 (25.0) 18 0.44 (11.2) 0.04 (1.0)
1.00 (25.5) 27 0.42 (10.7) 0.06 (1.5)
1.02 (26.0) 36 0.40 (10.2) 0.08 (2.0)
1.04 (26.5) 45 0.38 (9.7) 0.10 (2.5)
1.06 (27.0) 54 0.36 (9.1) 0.12 (3.0)
1.08 (27.5) 63 0.34 (8.6) 0.14 (3.5)
1.10 (28.0) 72 0.32 (8.1) 0.16 (4.0)
1.12 (28.5) 80 0.30 (7.6) 0.18 (4.5)
1.14 (29.0) 82 0.28 (7.1) 0.20 (5.0)
1.16 (29.5) 84 0.26 (6.6) 0.22 (5.5)
1.18 (30.0) 86 0.24 (6.1) 0.24 (6.0)
1.20 (30.5) 88 0.22 (5.6) 0.26 (6.5)
1.22 (31.0) 90 0.20 (5.1) 0.28 (7.0)
1.24 (31.5) 92 0.18 (4.6) 0.30 (7.5)
1.26 (32.0) 94 0.16 (4.1) 0.32 (8.0)
1.28 (32.5) 96 0.14 (3.6) 0.34 (8.5)
1.30 (33.0) 98 0.12 (3.0) 0.36 (9.0)
1.32 (33.5) 100 0.10 (2.5) 0.38 (9.5)
1.34 (34.0) 102 0.08 (2.0) 0.40 (10.0)
1.36 (34.5) 104 0.06 (1.5) 0.42 (10.5)
1.38 (35.0) 106 0.04 (1.0) 0.44 (11.0)
1.40 (35.5) 108 0.02 (0.5) 0.46 (11.5)
1.42 (36.0) 110
1.44 (36.5) 112
1.46 (37.0) 114
1.48 (37.5) 116
1.50 (38.0) 118
1.52 (38.5) 120
Flange width: 4.04" (102.6 mm)
Undercarriage Code: 491, 492
698
245 — 10.25" (260.4 mm)
Excavators