Torque specifications – Bush Hog EFM 60 User Manual
Page 19
TORQUE SPECIFICATIONS
Proper toque for American fasteners used on Bush Hog equipment.
Recommended Torque in Foot Pounds (Newton Meters).*
BOLT DIAMETER
WRENCH
(IN.) “B” AND
SAE
SAE
SAE
SIZE (IN.) “A”
THREAD SIZE
GRADE 2
GRADE 5
GRADE 8
7/16
1/4 - 2O UNC
6 (7)
8 (11)
12 (16)
7/16
1/4 - 28 UNF
6 (8)
10 (13)
14 (18)
1/2
5/16 - 18 UNC
11 (15)
17 (23)
25 (33)
1/2
5/16 - 24 UNF
13 (17)
19 (26)
27 (37)
9/16
3/8 - 16 UNC
20 (27)
31 (42)
44 (60)
9/16
3/8 - 24 UNF
23 (31)
35 (47)
49 (66)
5/8
7/16 - 14 UNC
32 (43)
49 (66)
70 (95)
5/8
7/16 - 20 UNF
36 (49)
55 (75)
78 (106)
3/4
1/2 - 13 UNC
49 (66)
76 (103)
106 (144)
3/4
1/2 - 20 UNF
55 (75)
85 (115)
120 (163)
7/8
9/16 - 12 UNC
70 (95)
109 (148)
153 (207)
7/8
9/16 - 18 UNF
79 (107)
122 (165)
172 (233)
15/16
5/8 - 11 UNC
97 (131)
150 (203)
212 (287)
15/16
5/8 - 18 UNF
110 (149)
170 (230)
240 (325)
1-1/8
3/4 - 10 UNC
144 (195)
266 (360)
376 (509)
1-1/8
3/4 - 16 UNF
192 (260)
297 (402)
420 (569)
1-5/16
7/8 - 9 UNC
166 (225)
430 (583)
606 (821)
1-5/16
7/8 - 14 UNF
184 (249)
474 (642)
668 (905)
1-1/2
1 - 8 UNC
250 (339)
644 (873)
909 (1232)
1-1/2
1 - 12 UNF
274 (371)
705 (955)
995 (1348)
1-1/2
1 - 14 UNF
280 (379)
721 (977)
1019 (1381)