VALVE AS-RELIEF 5271720 - Caterpillar

Illustration 1 g02847239
(2) Ring assembly
(3) Water pump seal group
Table 1
Specification for 2W-9726 Water Pump Gp
Item Qty Part Specification Description
1 1 8C-5236 Lip Type Seal Do not lubricate the sealing lip of the lip type seal.
4 1 149-5462 O-Ring Seal Lubricate the bore of the O-ring seals with glycerin or an approved equivalent.
5 1 5H-6734 O-Ring Seal Lubricate the bore of the O-ring seals with glycerin or an approved equivalent.
6 1 212-8180 Pump Drive Shaft As Lubricate the shaft with a thin film of clean engine oil before pressing the impeller onto the shaft. The end of the shaft must be flush with the face of the impeller within 0.15 mm (0.006 inch).
Diameter of the shaft to the impeller seating is 25.400 to 25.413 mm (1.0000 to 1.0005 inch).
7 3 9M-2151 Taperlock Stud Torque to 35 5 N m (26 4 lb ft).
8 3 9S-8752 Full Nut Torque to 27 4 N m (239 35 lb in).
9 1 7N-4758 Thrust Washer Thickness of new thrust washer is 8.5 mm (0.33 inch).
Width of the groove for thrust washer is 8.75 0.05 mm (0.344 0.002 inch).
10 1 212-8187 Impeller Bore of the impeller for new shaft is 25.342 0.013 mm (0.9977 0.0005 inch).
Clearance between the impeller and the cover is 0.5000 0.4925 mm (0.01968 0.01939 inch).
B
11 1 3D-2824 O-Ring Seal Lubricate the bore of the O-ring seals with glycerin or an approved equivalent.
12 1 7G-8478 Adapter Torque to 100 10 N m (74 7 lb ft).