Hitachi 6HK1 Workshop Manual page 21

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Strength
category
Bolt head
Hex bolt
shape
: 3.9 to 7.8 N・m { 0.4 to
M6 x 1
0.8 kgf・m / 35 to 69 lb・
: 7.8 to 17.7 N・m { 0.8
M8 x 1.25
to 1.8 kgf・m / 69 to 157
lb・in }
: 20.6 to 34.3 N・m { 2.1
M10 x 1.25
to 3.5 kgf・m / 15 to 25
lb・ft }
: 19.6 to 33.3 N・m { 2.0
*M10 x 1.5
to 3.4 kgf・m / 14 to 25
lb・ft }
: 49.0 to 73.5 N・m { 5.0
M12 x 1.25
to 7.5 kgf・m / 36 to 54
lb・ft }
: 45.1 to 68.6 N・m { 4.6
*M12 x 1.75
to 7.0 kgf・m / 33 to 51
lb・ft }
: 76.5 to 114.7 N・m
M14 x 1.5
{ 7.8 to 11.7 kgf・m / 56
to 85 lb・ft }
: 71.6 to 106.9 N・m
*M14 x 2
{ 7.3 to 10.9 kgf・m / 53
to 79 lb・ft }
: 104.0 to 157.0 N・m
M16 x 1.5
{ 10.6 to 16.0 kgf・m / 77
to 116 lb・ft }
: 100.0 to 149.1 N・m
*M16 x 2
{ 10.2 to 15.2 kgf・m / 74
to 110 lb・ft }
: 151.0 to 225.6 N・m
M18 x 1.5
{ 15.4 to 23.0 kgf・m /
111 to 166 lb・ft }
: 151.0 to 225.6 N・m
*M18 x 2.5
{ 15.4 to 23.0 kgf・m /
111 to 166 lb・ft }
: 206.0 to 310.0 N・m
M20 x 1.5
{ 21.0 to 31.6 kgf・m /
152 to 229 lb・ft }
: 190.2 to 286.4 N・m
*M20 x 2.5
{ 19.4 to 29.2 kgf・m /
140 to 211 lb・ft }
: 251.1 to 413.8 N・m
M22 x 1.5
{ 25.6 to 42.2 kgf・m /
185 to 305 lb・ft }
: 217.7 to 327.5 N・m
*M22 x 2.5
{ 22.2 to 33.4 kgf・m /
161 to 242 lb・ft }
4.8
4T
Flange bolt
: 4.6 to 8.5 N・m { 0.5 to
0.9 kgf・m / 41 to 75 lb・
in }
: 10.5 to 19.6 N・m { 1.1
to 2.0 kgf・m / 93 to 173
: 23.1 to 38.5 N・m { 2.4
to 3.9 kgf・m / 17 to 28
: 22.3 to 37.2 N・m { 2.3
to 3.8 kgf・m / 16 to 27
: 54.9 to 82.3 N・m { 5.6
to 8.4 kgf・m / 40 to 61
: 51.0 to 76.5 N・m { 5.2
to 7.8 kgf・m / 38 to 56
: 83.0 to 124.5 N・m
{ 8.5 to 12.7 kgf・m / 61
to 92 lb・ft }
: 77.2 to 115.8 N・m
{ 7.9 to 11.8 kgf・m / 57
to 85 lb・ft }
: 115.6 to 173.3 N・m
{ 11.8 to 17.7 kgf・m / 85
to 128 lb・ft }
: 109.4 to 164.2 N・m
{ 11.2 to 16.7 kgf・m / 81
to 121 lb・ft }
Service Information Guide (All models) 14A-15
: 4.9 to 9.8 N・m { 0.5 to
1.0 kgf・m / 43 to 87 lb・
in }
: 11.8 to 22.6 N・m { 1.2
to 2.3 kgf ・ m / 9 to 17 lb ・
lb・in }
: 27.5 to 46.1 N・m { 2.8
to 4.7 kgf・m / 20 to 34
lb・ft }
: 27.5 to 45.1 N・m { 2.8
to 4.6 kgf・m / 20 to 33
lb・ft }
: 60.8 to 91.2 N・m { 6.2
to 9.3 kgf・m / 45 to 67
lb・ft }
: 56.9 to 84.3 N・m { 5.8
to 8.6 kgf・m / 42 to 62
lb・ft }
: 93.2 to 139.3 N・m
{ 9.5 to 14.2 kgf・m / 69
to 103 lb・ft }
: 88.3 to 131.4 N・m
{ 9.0 to 13.4 kgf・m / 65
: 135.3 to 204.0 N・m
{ 13.8 to 20.8 kgf・m /
100 to 150 lb・ft }
: 129.4 to 194.2 N・m
{ 13.2 to 19.8 kgf・m / 95
to 143 lb・ft }
: 195.2 to 293.2 N・m
-
{ 19.9 to 29.9 kgf・m /
144 to 216 lb・ft }
: 196.1 to 294.2 N・m
-
{ 20.0 to 30.0 kgf・m /
145 to 217 lb・ft }
: 269.7 to 405.0 N・m
-
{ 27.5 to 41.3 kgf・m /
199 to 299 lb・ft }
: 249.1 to 374.6 N・m
-
{ 25.4 to 38.2 kgf・m /
184 to 276 lb・ft }
: 362.8 to 544.3 N・m
-
{ 37.0 to 55.5 kgf・m /
268 to 401 lb・ft }
: 338.3 to 507.0 N・m
-
{ 34.5 to 51.7 kgf・m /
250 to 374 lb・ft }
7T
Hex bolt
: 5.7 to 10.6 N・m { 0.6
to 1.1 kgf・m / 50 to 94
in }
: 13.5 to 25.0 N・m { 1.4
to 2.5 kgf・m / 10 to 18
ft }
: 31.0 to 51.7 N・m { 3.2
to 5.3 kgf・m / 23 to 38
lb・ft }
: 30.3 to 50.4 N・m { 3.1
to 5.1 kgf・m / 22 to 37
lb・ft }
: 68.1 to 102.1 N・m
{ 6.9 to 10.4 kgf・m / 50
lb・ft }
: 62.7 to 94.0 N・m { 6.4
to 9.6 kgf・m / 46 to 69
lb・ft }
: 100.8 to 151.1 N・m
{ 10.3 to 15.4 kgf・m / 74
: 94.9 to 142.3 N・m
{ 9.7 to 14.5 kgf・m / 70
to 97 lb・ft }
: 150.1 to 225.2 N・m
{ 15.3 to 23.0 kgf・m /
111 to 166 lb・ft }
: 142.5 to 213.8 N・m
{ 14.5 to 21.8 kgf・m /
105 to 158 lb・ft }
Flange bolt
lb・in }
lb・ft }
lb・ft }
lb・ft }
to 75 lb・ft }
lb・ft }
to 111 lb・ft }
to 105 lb・ft }
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