H45/H45 S, H50/H50 S, 63/H63/H63 S, 70/70 S/H70/H70 S, H90C/H90C S and 100/H100/H100 S Hydraulic Hammers Hydraulic Hammer Caterpillar


Hydraulic Hammer
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Illustration 1g00678216
Typical Example of H45, H45s, H50, H50s, 70, 70s, H70, and H70s hammer
(1) Tie Rod
(2) Thrust Ring
(3) Upper Tool Bushing


Illustration 2g00694789
Typical Example of 63, H63, and H63s hammer
(4) Tie Rod
(5) Thrust Ring
(6) Upper Tool Bushing


Illustration 3g00686142
Typical Example of H90C, H90Cs, 100, 100s, H100, and H100s hammer
(7) Tie Rod
(8) Upper Tool Bushing (Thrust Ring)


Illustration 4g00678952
Section View of Thrust Ring
(9) Tool for the hammer

Table 1
Specification for Thrust Ring 
Sales Model  Minimum Distance (A) 
H45, H45s  58.7 mm (2.31 inch) 
H50, H50s  66.5 mm (2.62 inch) 
63, H63, H63s  85.8 mm (3.37 inch) 
70, 70s, H70, H70s  93.5 mm (3.68 inch) 

Note: The use of a hammer tool (9) is required in order to get an accurate measurement of the minimum distance (A).

Note: The following hammers do not have a separate thrust ring: H90C, H90Cs, 100, 100s, H100 and H100s. Refer to illustration 3.



Illustration 5g00686101
Section View of Upper Tool Bushing for H45, H45s, H50, H50s, 63, H63, H63s, 70, 70s, H70, and H70s hammer

Table 2
Specifications for Upper Tool Bushing for H45, H45s, H50, H50s, 63, H63, H63s, 70, 70s, H70, and H70s  
Sales Model  New Diameter (B)  Maximum Diameter (B) 
H45, H45s  45 mm (1.77 inch)  47 mm (1.85 inch) 
H50, H50s  50 mm (1.97 inch)  52 mm (2.05 inch) 
63, H63, H63s  63 mm (2.48 inch)  65 mm (2.56 inch) 
70, 70s, H70, H70s  70 mm (2.75 inch)  73 mm (2.87 inch) 


Illustration 6g00686093
Section View of Upper Tool Bushing (Thrust Ring) for H90C, H90Cs, 100, 100s, H100, and H100s hammer

Table 3
Specifications for Upper Tool Bushing (Thrust Ring) for H90C, H90Cs, 100, 100s, H100, and H100s  
Sales Model  Minimum Distance (C)  New Diameter (D)  Maximum Diameter (D) 
H90C, H90Cs  28 mm (1.10 inch)  84 mm (3.31 inch)  86 mm (3.39 inch) 
100, 100s, H100, H100s  38 mm (1.50 inch)  95 mm (3.74 inch)  97 mm (3.82 inch) 

Table 4
Specifications for Tie Rod 
Sales Model  Torque 
H45, H45s  70 N·m (52 lb ft) 
H50, H50s  175 N·m (129 lb ft) 
63, H63, H63s  175 N·m (129 lb ft) 
70, 70s, H70, H70s  500 N·m (375 lb ft) 
H90C, H90Cs  500 N·m (375 lb ft) 
100, 100s, H100, H100s  340 N·m (250 lb ft) 

Note: The tie rods (1) for the following hammers should be turned an additional 60° ±5°: H45, H45s, H50, H50s, 70, 70s, H70, H70s, H90C and H90Cs.

Note: The tie rods (1) for the following hammers should be turned an additional 90° ±5°: 63, H63, H63s, 100, 100s, H100 and H100s.

Use the following pattern when you torque the tie rods. Refer to illustration 7.



Illustration 7g00678852

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