V-BELT 4N2531 - Caterpillar

Illustration 1 g03279157
Table 1
Specification for 269-8611 Accessory Drive Gp
Item Qty Part Specification Description
1 1 7N-5279 Adapter As After assembly, bore of 127-5400 Bushing is 75.000 0.055 mm (2.9527 0.0022 inch).
During assembly, align the hole in the bushing with the adapter assembly.
2 2 9X-7371 O-Ring Seal Before assembly, lubricate the bore lightly with the lubricant that is being sealed.
3 1 235-3546 O-Ring Seal Before assembly, lubricate the bore lightly with the lubricant that is being sealed.
4 4 7N-7539 Thrust Washer Thickness is 8.50 0.05 mm (0.335 0.002 inch).
5 1 7C-4165 Adapter As After assembly, bore of 127-5400 Bushing is 75.000 0.055 mm (2.9527 0.0022 inch).
During assembly, align the hole in the bushing with the adapter assembly.
6 2 7N-5874 Auxiliary Drive Shaft Diameter is 74.900 0.015 mm (2.9488 0.0006 inch).
Width of the groove for the thrust washer (4) is 8.75 0.10 mm (0.344 0.004 inch).
7 3 259-4598 O-Ring Seal Before assembly, lubricate the bore lightly with the lubricant that is being sealed.
8 1 155-2307 Idler Gear As After assembly, bore of 116-1365 Bearing is 105.970 0.010 mm (4.1720 0.0004 inch).
Installation depth of bearing is 2.3 0.5 mm (0.09 0.02 inch).
9 1 164-4995 Washer Assembly Thickness of 164-4996 Thrust Washer is 7.00 0.15 mm (0.276 0.006 inch).
Protrusion of 7N-2047 Dowel is 4.5 0.5 mm (0.18 0.02 inch).
10 1 199-2889 Idler Shaft Diameter is 105.880 0.020 mm (4.1685 0.0008 inch).
11 1 8N-8210 Adapter As After assembly, bore of 127-5400 Bushing is 75.000 0.055 mm (2.9527 0.0022 inch).
Installation depth of bushing is 1.5 0.5 mm (0.06 0.02 inch).