Torque - Minimum Tightening Torques For Normal Assembly; Series - New Holland C227 Service Manual

Torque - Minimum tightening torques for normal assembly

2 - Series

METRIC NON-FLANGED HARDWARE
NOM.
SIZE
CLASS 8.8 BOLT and
CLASS 8 NUT
UNPLATED
2.2 N·m (19 lb
M4
in)
4.5 N·m (40 lb
M5
in)
7.5 N·m (66 lb
M6
in)
18 N·m (163 lb
M8
in)
M10 37 N·m (27 lb ft)
64 N·m (47 lb ft)
M12
158 N·m (116 lb
M16
ft)
319 N·m (235 lb
M20
ft)
551 N·m (410 lb
M24
ft)
NOTE: M4 through M8 hardware torque specifications are shown in pound-inches. M10 through M24 hardware torque
specifications are shown in pound-feet.
INTRODUCTION
CLASS 10.9 BOLT and
PLATED
UNPLATED
W/ZnCr
2.9 N·m (26 lb 3.2 N·m (28 lb
in)
5.9 N·m (52 lb 6.4 N·m (57 lb
in)
10 N·m (89 lb 11 N·m (96 lb
in)
25 N·m (217 lb 26 N·m (234 lb
in)
49 N·m (36 lb
52 N·m (38 lb ft)
ft)
85 N·m (63 lb
91 N·m (67 lb ft)
ft)
210 N·m (155 225 N·m (166 lb
lb ft)
425 N·m (313 440 N·m (325 lb
lb ft)
735 N·m (500 762 N·m (560 lb
lb ft)
84522361 15/06/2011
CLASS 10 NUT
PLATED
W/ZnCr
4.2 N·m (37 lb
in) in)
8.5 N·m (75 lb
in) in)
15 N·m (128 lb
in) in)
35 N·m (311 lb
in) in)
70 N·m (51 lb
ft)
121 N·m (90 lb
ft)
301 N·m (222
ft) lb ft)
587 N·m (433
ft) lb ft)
1016 N·m (750
ft) lb ft)
8
LOCKNUT LOCKNUT
CL.8 CL.10
W/CL8.8 W/CL10.9
BOLT BOLT
2.9 N·m (26 lb
2 N·m (18 lb in)
in)
5.8 N·m (51 lb
4 N·m (36 lb in)
in)
6.8 N·m (60 lb 10 N·m (89 lb
in) in)
17 N·m (151 lb 24 N·m (212 lb
in) in)
33 N·m (25 lb 48 N·m (35 lb
ft) ft)
58 N·m (43 lb 83 N·m (61 lb
ft) ft)
143 N·m (106 lb 205 N·m (151 lb
ft) ft)
290 N·m (214 lb 400 N·m (295 lb
ft) ft)
501 N·m (370 lb 693 N·m (510 lb
ft) ft)