Rockwell Automation MPAS Integrated Linear Stages User Manual
Page 104
104
Rockwell Automation Publication MP-UM001D-EN-P - September 2013
Appendix F
Mounting Bolts and Torque Values
Table 19 - Recommended Seating Torque for Mild Steel Rb 87 or Cast Iron Rb 83
Bolt Size
(1)
,
(2)
UNC
UNF
Plain
Cadmium Plated
Plain
Cadmium Plated
N•m (lb•in.)
N•m (lb•in.)
N•m (lb•in.)
N•m (lb•in.)
#0
—
—
0.24 (2.1)
(3)
0.18 (1.6)
(3)
#1
0.44 (3.89)
(3)
0.53 (4.7)
(3)
0.46 (4.1)
(3)
0.34 (3.0)
(3)
#2
0.71 (6.3)
(3)
0.53 (4.7)
(3)
0.76 (6.8)
(3)
0.58 (5.1)
(3)
#3
1.08 (9.6)
(3)
0.81 (7.2)
(3)
1.16 (10.3)
(3)
0.87 (7.7)
(3)
#4
1.52 (13.5)
(3)
1.13 (10)
(3)
1.67 (14.8)
(3)
1.2 (11)
(3)
#5
2.3 (20)
(3)
1.7 (15)
(3)
2.37 (21)
(3)
1.8 (16)
(3)
#6
2.8 (25)
(3)
2.1 (19)
(3)
3.2 (28)
(3)
2.4 (21)
(3)
#8
5.2 (46)
(3)
3.8 (34)
(3)
5.4 (48)
(3)
4.1 (36)
(3)
#10
7.6 (67)
(3)
5.6 (50)
(3)
8.6 (76)
(3)
6.4 (57)
(3)
1/4
17.8 (158)
(3)
13.4 (119)
(3)
20.3 (180)
(3)
15.4 (136)
(3)
5/16
36.8 (326)
(3)
27.7 (245)
(3)
40.7 (360)
(3)
30.5 (270)
(3)
3/8
65.5 (580)
(3)
49.1 (435)
71.7 (635)
53.7 (476)
7/16
105 (930)
(3)
78.9 (698)
(3)
117.5 (1,040)
(3)
88.1 (780)
(3)
1/2
160 (1420)
(3)
172.8 (1530)
(3)
254.2 (2250)
190.9 (1690))
(3)
(1) Mounting hardware is 1960-series socket head cap bolt that meets or exceeds ANSI B18.3.
(2) Torque is based on 80,000 psi bearing stress under the head of the bolt.
(3) Denotes torque based on 100,000 psi tensile stress, with both threads up to one inch in diameter.