Tightening Torque - Hitachi NR 1890DC Service Manual

Item No.
NR 1890DC NR 1890DR
NR 1890DBCL NR 1890DBRL
[1] (1)
[5] (5)
[8] (8)
[11] (11)
[12] (12)
[19][35] (19)(35)
[34][85] (34)(86)
[37] (37)
[44] (44)
[58] (58)
[64] (64)
[69] (69)
[89] (89)
[91] (91)
[93] (93)

Tightening torque

Part name
Hex. Socket Bolt M6
Cylinder
Charge Cap
Nylock Bolt M6
Special Nut M58
Nylock Bolt (W/Flange) M4
Nylock Bolt (W/Flange) M5
Special Bolt M6
Tapping Screw (W/Flange) D4 x 20 (Black)
Low Head Hex. Socket Bolt M4 x 8
Hex. Socket Hd. Bolt M5
Nylock Hex. Socket Hd. Bolt M3
Step Bolt M3
Tapping Screw (W/Flange) D4 x 16 (Black)
Tapping Screw (W/Flange) D5 x 20 (Black)
-30-
Tightening torque
N•m lbf-ft
9.8 ± 0.8 7.2 ± 0.6
82 ± 3 60.5± 0.2
4.5 ± 0.5 3.3 ± 0.4
12.8 ± 0.8 9.4 ± 0.6
50 ± 1 36.9 ± 0.7
3.4 ± 0.7 2.5 ± 0.5
6.9 ± 0.5 5.1 ± 0.5
12.7 ± 0.8 9.4 ± 0.6
2.0 ± 0.5 1.5 ± 0.2
3.4 ± 0.7 2.5 ± 0.5
3.0 ± 0.3 2.2 ± 0.2
2.45 ± 0.5 1.8 ± 0.4
1.7 ± 0.17 1.2 ± 0.1
2.8 ± 0.5 2.0 ± 0.4
2.9 ± 0.5 2.2 ± 0.4