AP1050

Pins and Bushings for Sealed Track

Internal Wear

Inches (mm) % Worn 24.55 (623.5) 0 24.60 (625.0) 10 24.65 (626.0) 20 24.70 (627.5) 30 24.75 (628.5) 40 24.80 (630.0) 50 24.85 (631.0) 60 24.90 (632.5) 70 24.95 (633.5) 80 25.00 (635.0) 90 25.05 (636.5) 100 25.10 (637.5) 105 25.15 (639.0) 110 25.20 (640.0) 115 25.25 (641.5) 120

Bushings for Sealed Track

External Wear

Allowable Wear Caliper Lesser Greater Ultrasonic Inches (mm) % Worn % Worn Inches (mm) 1.97 (50.0) 0 0 0.40 (10.2) 1.96 (49.8) 8 6 0.39 (9.9) 1.95 (49.5) 16 12 0.38 (9.7) 1.94 (49.3) 24 18 0.37 (9.4) 1.93 (49.0) 32 24 0.36 (9.1) 1.92 (48.8) 40 30 0.35 (8.9) 1.91 (48.5) 48 36 0.34 (8.6) 1.90 (48.3) 56 42 0.33 (8.4) 1.89 (48.0) 64 48 0.32 (8.1) 1.88 (47.8) 72 54 0.31 (7.9) 1.87 (47.5) 76 60 0.30 (7.6) 1.86 (47.2) 80 64 0.29 (7.4) 1.85 (47.0) 84 67 0.28 (7.1) 1.84 (46.7) 88 70 0.27 (6.9) 1.83 (46.5) 92 73 0.26 (6.6) 1.82 (46.2) 96 76 0.25 (6.4) 1.81 (46.0) 100 79 0.24 (6.1) 1.80 (45.7) 104 82 0.23 (5.8) 1.79 (45.5) 108 85 0.22 (5.6) 1.78 (45.2) 112 88 0.21 (5.3) 1.77 (45.0) 116 91 0.20 (5.1) 1.76 (44.7) 120 94 0.19 (4.8) 1.75 (44.5) 97 0.18 (4.6) 1.74 (44.2) 100 0.17 (4.3) 1.73 (43.9) 103 0.16 (4.1) 1.72 (43.7) 106 0.15 (3.8) 1.71 (43.4) 109 0.14 (3.6) 1.70 (43.2) 112 0.13 (3.3) 1.69 (42.9) 115 0.12 (3.0) 1.68 (42.7) 118 0.11 (2.8) 1.67 (42.4) 121 0.10 (2.5)

Track Shoes

Triple Grouser

.39" (10 mm)

.82" (20.8 mm)

Depth Gauge Ultrasonic Inches (mm) % Worn Inches (mm) 0.60 (15.0) 0 1.00 (25.4) 0.55 (14.0) 15 0.95 (24.1) 0.50 (12.5) 30 0.90 (22.9) 0.45 (11.5) 44 0.85 (21.6) 0.40 (10.0) 58 0.80 (20.3) 0.35 (9.0) 72 0.75 (19.1) 0.30 (7.5) 86 0.70 (17.8) 0.25 (6.5) 100 0.65 (16.5) 0.20 (5.0) 114 0.60 (15.2) 0.15 (4.0) 128 0.55 (14.0)

Track Shoes

Rubber Padded Shoe

Depth Gauge Inches (mm) % Worn

1.00 (25.5) 0 0.95 (24.0) 7 0.90 (23.0) 14 0.85 (21.5) 21 0.80 (20.5) 28 0.75 (19.0) 34 0.70 (18.0) 40 0.65 (16.5) 46 0.60 (15.0) 52 0.55 (14.0) 58 0.50 (12.5) 64 0.45 (11.5) 70 0.40 (10.0) 76 0.35 (9.0) 82 0.30 (7.5) 88 0.25 (6.5) 94 0.20 (5.0) 100 0.15 (4.0) 106 0.10 (2.5) 112 0.05 (1.5) 118 0.00 (0.0) 124

NOTE: Measure remaining thickness of rubber padding above grousers.

Idlers

Depth Gauge Inches (mm) % Worn

0.62 (15.5) 0 0.64 (16.5) 12 0.66 (17.0) 24 0.68 (17.5) 36 0.70 (18.0) 48 0.72 (18.5) 60 0.74 (19.0) 72 0.76 (19.5) 84 0.78 (20.0) 94 0.80 (20.5) 97 0.82 (21.0) 100 0.84 (21.5) 103 0.86 (22.0) 106 0.88 (22.5) 109 0.90 (23.0) 112 0.92 (23.5) 115 0.94 (24.0) 118 0.96 (24.5) 121

Carrier Rollers

Caliper Ultrasonic Inches (mm) % Worn Inches (mm)

5.88 (149.5) 0 1.38 (35.1) 5.84 (148.5) 9 1.36 (34.5) 5.80 (147.5) 18 1.34 (34.0) 5.76 (146.5) 27 1.32 (33.5) 5.72 (145.5) 36 1.30 (33.0) 5.68 (144.5) 45 1.28 (32.5) 5.64 (143.5) 54 1.26 (32.0) 5.60 (142.0) 63 1.24 (31.5) 5.56 (141.0) 70 1.22 (31.0) 5.52 (140.0) 76 1.20 (30.5) 5.48 (139.0) 82 1.18 (30.0) 5.44 (138.0) 88 1.16 (29.5) 5.40 (137.0) 94 1.14 (29.0) 5.36 (136.0) 100 1.12 (28.4) 5.32 (135.0) 106 1.10 (27.9) 5.28 (134.0) 112 1.08 (27.4) 5.24 (133.0) 118 1.06 (26.9) 5.20 (132.0) 124 1.04 (26.4)

Track Rollers

Caliper Depth Gauge Ultrasonic Inches (mm) % Worn Inches (mm) Inches (mm)

9.50 (241.5) 0 0.84 (21.5) 2.43 (61.7) 9.48 (241.0) 6 0.85 (21.5) 2.42 (61.5) 9.46 (240.5) 12 0.86 (22.0) 2.41 (61.2) 9.44 (240.0) 18 0.87 (22.0) 2.40 (61.0) 9.42 (239.5) 24 0.88 (22.5) 2.39 (60.7) 9.40 (239.0) 30 0.89 (22.5) 2.38 (60.5) 9.38 (238.5) 36 0.90 (23.0) 2.37 (60.2) 9.36 (237.5) 42 0.91 (23.0) 2.36 (59.9) 9.34 (237.0) 48 0.92 (23.5) 2.35 (59.7) 9.32 (236.5) 54 0.93 (23.5) 2.34 (59.4) 9.30 (236.0) 60 0.94 (24.0) 2.33 (59.2) 9.28 (235.5) 65 0.95 (24.0) 2.32 (58.9) 9.26 (235.0) 70 0.96 (24.5) 2.31 (58.7) 9.24 (234.5) 75 0.97 (24.5) 2.30 (58.4) 9.22 (234.0) 80 0.98 (25.0) 2.29 (58.2) 9.20 (233.5) 85 0.99 (25.0) 2.28 (57.9) 9.18 (233.0) 90 1.00 (25.5) 2.27 (57.7) 9.16 (232.5) 95 1.01 (25.5) 2.26 (57.4) 9.14 (232.0) 100 1.02 (26.0) 2.25 (57.2) 9.12 (231.5) 105 1.03 (26.0) 2.24 (56.9) 9.10 (231.0) 110 1.04 (26.5) 2.23 (56.6) 9.08 (230.5) 115 1.05 (26.5) 2.22 (56.4) 9.06 (230.0) 120 1.06 (27.0) 2.21 (56.1)

Flange diameter is 11.0" (279.5 mm)

Track Links

6Y0935 & 36

Depth Gauge Ultrasonic Inches (mm) % Worn Inches (mm) 3.46 (88.0) 0 1.00 (25.4) 3.44 (87.5) 8 0.98 (24.9) 3.42 (87.0) 16 0.96 (24.4) 3.40 (86.5) 24 0.94 (23.9) 3.38 (86.0) 32 0.92 (23.4) 3.36 (85.5) 40 0.90 (22.9) 3.34 (85.0) 48 0.88 (22.4) 3.32 (84.5) 56 0.86 (21.8) 3.30 (84.0) 64 0.84 (21.3) 3.28 (83.5) 72 0.82 (20.8) 3.26 (83.0) 80 0.80 (20.3) 3.24 (82.5) 88 0.78 (19.8) 3.22 (82.0) 94 0.76 (19.3) 3.20 (81.5) 100 0.74 (18.8) 3.18 (81.0) 106 0.72 (18.3) 3.16 (80.5) 112 0.70 (17.8) 3.14 (80.0) 118 0.68 (17.3) 3.12 (79.0) 124 0.66 (16.8)