Nexen RPG25A-GE486T 966740 - Manual (Page 10)

FORM NO. L-21235-G-0413 10
Alignment Tool Mounting Bolt Specifications
RPS
Size
Through Hole Tapped Hole
Bolt
Size
Tightening Torque
Initial/Final Nm [in-lb]
Thread
Depth
mm [in]
Tightening Torque
Initial/Final Nm [in-lb]
16 M6 1/5 [9/44] M8 16 [0.63] 1/8 [7/71]
20 M8 1/8 [7/71] M10 20 [0.79] 1/12 [9/106]
25 & 32 M10 2/28 [18/248] M12 24 [0.94] 2/30 [18/266]
40 & 4014 M10 3/32 [27/283] M12 24 [0.94] 3/35 [27/310]
50 M10 3/32 [27/283] M12 24 [0.94] 3/35 [27/310]
Bolt Type
Mounting Material
Steel Cast Iron Aluminum
Rack Mounting Tightening Torque for Socket Head Cap Screws (Class 10.9 or better)
M5 8.2 Nm [73 in-lb] 5.4 Nm [48 in-lb] 4.0 Nm [35 in-lb]
M6 16 Nm [140 in-lb] 10 Nm [89 in-lb] 8 Nm [71 in-lb]
M8 31 Nm [275 in-lb] 20 Nm [177 in-lb] 15 Nm [128 in-lb]
M10 68 Nm [602 in-lb] 45 Nm [398 in-lb] 33 Nm [292 in-lb]
M12 120 Nm [1062 in-lb] 78 Nm [690 in-lb] 58 Nm [513 in-lb]
M16 196 Nm [1735 in-lb] 131 Nm [1160 in-lb] 98 Nm [867 in-lb]
Rack Mounting Tightening Torque for Stainless Steel Screws (Class 8.8 or better)
M5 5 Nm [44 in-lb] 5 Nm [44 in-lb] 4.0 Nm [35 in-lb]
M6 10 Nm [89 in-lb] 10 Nm [89 in-lb] 8 Nm [71 in-lb]
M8 19 Nm [168 in-lb] 19 Nm [168 in-lb] 15 Nm [128 in-lb]
M10 41 Nm [363 in-lb] 41 Nm [363 in-lb] 33 Nm [292 in-lb]
M12 70 Nm [620 in-lb] 70 Nm [620 in-lb] 58 Nm [513 in-lb]
M16 137 Nm [1213 in-lb] 131 Nm [1160 in-lb] 98 Nm [867 in-lb]
Table 2
Table 1
Dimensions apply to standard length rack sections. Cut lengths and customs could vary. Refer to drawings for your specific product
numbers. * Bolt length will vary based on machine design.
A
Second Rack
I Rack Mounting Through Hole (See Table 2)
E Through Hole
G Tapped Hole
First Rack
Clearance 0.1 - 0.2 mm
Second Rack Reference Level
B A
C
E
D
Rack width
Rack Mounting Reference Surface
Positional view of the rack mounting holes (plan view)
F Alignment
Tool Mounting
Bolt
Alignment
Tool
Rack
Segment
Tapped Hole
Mounting of Alignment Tool
GEN A
Through Hole
Mounting of Alignment Tool
GEN A
H Alignment Tool
Mounting Bolt
Alignment Tool
Rack
Segment
J Rack
Mounting Bolt
J Rack
Mounting Bolt
G Tapped Hole
E Through Hole
Figure 10
The dimensions below are nominal in mm and applicable only to standard catalog offerings. Refer to Nexen product
drawings and CAD files for your product numbers for precise dimensions. Special and cut sections of rack may not
conform to these dimensions. The RPS 10 & 12 alignment tools do not bolt down so no data is listed for them below.
RPS
Size
A B C D
Through Hole Mounting Tapped Hole Mounting
I J
E F G & H H
16 96 32 16 19.5 9 M8 x 1.25 M6 x 1.00 M6-50 7 M6
20 100 100 50 25.5 11 M10 x 1.50 M8 x 1.25 M6-60 9 M8
25 100 100 50 30.5 14 M12 x 1.75 M10 x 1.50 M10-75 11 M10
32 96 32 16 36.5 14 M12 x 1.75 M10 x 1.50 M10-95 14 M12
40 120 160 80 43.5 14 M12 x 1.75 M10 x 1.50 M10-95 18 M16
4014 80 120 60 54.0 14 M12 x 1.75 M10 x 1.50 M10-95 18 M16
50 62.50 62.50 31.25 54.0 14 M12 x 1.75 M10 x 1.50 M10-95 18 M16