Track Rollers
Single Flange
Caliper Depth Gauge Ultrasonic
Inches (mm) % Worn Inches (mm) Inches (mm)
10.71 (272.0) 0 0.55 (14.0) 2.73 (69.3)
10.63 (270.0) 5 0.59 (15.0) 2.69 (68.3)
10.55 (268.0) 10 0.63 (16.0) 2.65 (67.3)
10.47 (266.0) 15 0.67 (17.0) 2.61 (66.3)
10.39 (264.0) 20 0.71 (18.0) 2.57 (65.3)
10.31 (262.0) 25 0.75 (19.0) 2.53 (64.3)
10.23 (260.0) 30 0.79 (20.0) 2.49 (63.2)
10.15 (258.0) 35 0.83 (21.0) 2.45 (62.2)
10.07 (256.0) 40 0.87 (22.0) 2.41 (61.2)
9.99 (253.5) 45 0.91 (23.0) 2.37 (60.2)
9.91 (251.5) 50 0.95 (24.0) 2.33 (59.2)
9.83 (249.5) 55 0.99 (25.0) 2.29 (58.2)
9.75 (247.5) 58 1.03 (26.0) 2.25 (57.2)
9.67 (245.5) 61 1.07 (27.0) 2.21 (56.1)
9.59 (243.5) 64 1.11 (28.0) 2.17 (55.1)
9.51 (241.5) 67 1.15 (29.0) 2.13 (54.1)
9.43 (239.5) 70 1.19 (30.0) 2.09 (53.1)
9.35 (237.5) 73 1.23 (31.0) 2.05 (52.1)
9.27 (235.5) 76 1.27 (32.5) 2.01 (51.1)
9.19 (233.5) 79 1.31 (33.5) 1.97 (50.0)
9.11 (231.5) 82 1.35 (34.5) 1.93 (49.0)
9.03 (229.5) 85 1.39 (35.5) 1.89 (48.0)
8.95 (227.5) 88 1.43 (36.5) 1.85 (47.0)
8.87 (225.5) 91 1.47 (37.5) 1.81 (46.0)
8.79 (223.5) 94 1.51 (38.5) 1.77 (45.0)
8.71 (221.0) 97 1.55 (39.5) 1.73 (43.9)
8.63 (219.0) 100 1.59 (40.5) 1.69 (42.9)
8.55 (217.0) 103 1.63 (41.5) 1.65 (41.9)
8.47 (215.0) 106 1.67 (42.5) 1.61 (40.9)
8.39 (213.0) 109 1.71 (43.5) 1.57 (39.9)
8.31 (211.0) 112 1.75 (44.5) 1.53 (38.9)
8.23 (209.0) 115 1.79 (45.5) 1.49 (37.8)
8.15 (207.0) 118 1.83 (46.5) 1.45 (36.8)
8.07 (205.0) 121 1.87 (47.5) 1.41 (35.8)
7.99 (203.0) 124 1.91 (48.5) 1.37 (34.8)
7.91 (201.0) 127 1.95 (49.5) 1.33 (33.8)
7.83 (199.0) 130 1.99 (50.5) 1.29 (32.8)
7.75 (197.0) 133 2.03 (51.5) 1.25 (31.8)
7.67 (195.0) 136 2.07 (52.5) 1.21 (30.7)
7.59 (193.0) 139 2.11 (53.5) 1.17 (29.7)
7.51 (191.0) 142 2.15 (54.5) 1.13 (28.7)
7.43 (188.5) 145 2.19 (55.5) 1.09 (27.7)
7.35 (186.5) 148 2.23 (56.5) 1.05 (26.7)
7.27 (184.5) 151 2.27 (57.5) 1.01 (25.7)
7.19 (182.5) 154 2.31 (58.5) 0.97 (24.6)
7.11 (180.5) 157 2.35 (59.5) 0.93 (23.6)
7.03 (178.5) 160 2.39 (60.5) 0.89 (22.6)
6.95 (176.5) 163 2.43 (61.5) 0.85 (21.6)
Flange diameter is 11.81" (300 mm)
Undercarriage Code: 193, 194
217
D9L, 589 — 9.00" (228.6 mm)
Elevated Sprocket Machines