Kioti CK20, Assembly Manual, Page: 6 / 6

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Page 6 of 6 F-3984 4-04-06
AMERICAN STANDARD CAP SCREWS METRIC CAP SCREWS
GENERAL TORQUE SPECIFICATIONS
USE THE FOLLOWING TORQUES WHEN SPECIAL TORQUES ARE NOT GIVEN
SAE Grade
Typ. Head
Markings
Metric Class
Typ. Head
Markings
5 8 8.8 10.9
Cap Screw TORQUE TORQUE TORQUE TORQUE
Size FT·LBS N·m FT·LBS N·m FT·LBS N·m FT·LBS N·m
Inches MIN MAX MIN MAX MIN MAX MIN MAX
6.25 7.25 8.5 10 8.25 9.5 11 13
8 9 11 12 10.5 12 14 16
14 15 19 20 18.5 20 25 27
17.5 19 23 26 23 25 31 34
26 28 35 38 35 37 47.5 50
31 34 42 46 41 45 55.5 61
41 45 55.5 61 55 60 74.5 81
51 55 69 74.5 68 75 92 102
65 72 88 97.5 86 96 116 130
76 84 103 114 102 112 138 152
95 105 129 142 127 140 172 190
111 123 150 167 148 164 200 222
126 139 171 188 168 185 228 251
152 168 206 228 203 224 275 304
238 262 322 355 318 350 431 474
274 305 371 409 365 402 495 544
350 386 474 523 466 515 631 698
407 448 551 607 543 597 736 809
537 592 728 802 716 790 970 1070
670 740 908 1003 894 987 1211 1337
MIN MAX MIN MAX MIN MAX MIN MAX
6 8 8 11 9 11 12 15
16 20 21.5 27 23 27 31 36.5
29 35 39 47 42 52 57 70
52 62 70 84 75 91 102 123
85 103 115 139 120 146 163 198
130 158 176 214 176 216 238 293
172 210 233 284 240 294 325 398
247 301 335 408 343 426 465 577
332 404 450 547 472 576 639 780
423 517 573 700 599 732 812 992
637 779 863 1055 898 1098 1217 1488
872 1066 1181 1444 1224 1496 1658 2027
1/4 - 20
1/4 - 28
5/16 - 18
5/16 - 24
3/8 - 16
3/8 - 24
7/16 - 14
7/16 - 20
1/2 - 13
1/2 - 20
9/16 - 12
9/16 - 18
Cap Screw
Size
Millimeters
M6 x 1.00
M8 x 1.25
M10 x 1.50
M12 x 1.75
M14 x 2.00
M16 x 2.50
M18 x 2.50
M20 x 2.50
M22 x 2.50
M24 x 3.00
M27 x 3.00
M30 x 3.00
5/8 - 11
5/8 - 18
3/4 - 10
3/4 - 16
7/8 - 9
7/8 - 14
1 - 8
1 - 14
Standard American and Metric Cap Screws
NOTE: These values apply to fasteners as received
from supplier, dry or when lubricated with normal
engine oil. They do not apply if special graphite or
molysulphide greases or other extreme lubricants are
used.
INSTALLATION
INSTRUCTIONS