CUTTING EDGE (center) 8J9078 - Caterpillar

Bucket Control Group for the 992K Wheel Loader
Boom Assembly
Illustration 20 g03782413
Table 20
Dimension 992K
273-2251 Boom As
D-1L 229.9 0.05 mm (9.051 0.002 inch)
D-1R 230.8 0.05 mm (9.087 0.002 inch)
D-2L 230 0.05 mm (9.055 0.002 inch)
D-2R 230.8 0.05 mm (9.087 0.002 inch)
D-3 230 0.05 mm (9.055 0.002 inch)
D-4 Outside in 191 0.05 mm (7.52 0.002 inch) to a depth of 110 2 mm (4.33 0.079 inch). Remainder of the bore is 190 0.05 mm (7.48 0.002 inch)
L-1 2520 mm (99.212 inch)
L-2 3590 mm (141.338 inch)
L-3 3892.8 mm (153.260 inch)
L-4 4136.8 mm (162.866 inch)
L-5 4950 mm (194.882 inch)
N-1 255 2 mm (10.039 0.0788 inch)
N-2 255 2 mm (10.039 0.0788 inch)
N-3 187.5 2 mm (7.382 0.079 inch)
N-4 187.5 2 mm (7.382 0.079 inch)
W-1 800 1 mm (31.496 0.039 inch)
W-2 1266 1 mm (49.842 0.039 inch)
W-3 800 1 mm (31.496 0.039 inch) Link Assembly-Standard Lift
Illustration 21 g03783303
Table 21
Dimension 992K
273-2231 Link and Bearing As and 273-2233 Link and Bearing As
D-1 230 0.05 mm (9.05510 0.00197 inch)
D-2 170 0.05 mm (6.69290 0.00197 inch)
H-1 170 2 mm (6.69290 0.07874 inch)
H-2 205 2 mm (8.07085 0.07874 inch)
L-1 2060 mm (81.10220 inch)
L-2 1810 mm (71.25970 inch)
L-3 170 2 mm (6.69290 0.07874 inch)
W-1 180 mm (7.08660 inch)
W-2 135 2 mm (5.31495 0.07874 inch)
W-3 125 0.5 mm (4.92125 0.01968 inch)
W-4 176 mm (6.92912 inch) Link Assembly-High Lift
Illustration 22 g03783303
Table 22
Dimension 992K
361-9446 Link and Bearing As and 361-9448 Link and Bearing As
D-1 230 0.05 mm (9.05510 0.00197 inch)
D-2 170 0.05 mm (6.69290 0.00197 inch)
H-1 170 2 mm (6.69290 0.07874 inch)
H-2 205 2 mm (8.07085 0.07874 inch)
L-1 2345 mm (92.32265 inch)
L-2 2096 mm (82.51952 inch)
L-3 170 2 mm (6.69290 0.07874 inch)
W-1 180 mm (7.08660 inch)
W-2 135 2 mm (5.31495 0.07874 inch)
W-3 125 0.5 mm (4.92125 0.01968 inch)
W-4 176 mm (6.92912 inch)