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Technical data, Torque specifications, Technical.data – Dixon SpeedZTR 966494901 User Manual

Page 47

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teCHnICAL.DAtA

47

HEX HEAD CAP SCREWS

The torque values shown should be used as a general guideline when specific torque values are not given.

U.S. Standard Hardware

Grade

SAE Grade 5

SAE Grade 8

Flangelock Screw

w/Flangelock Nut

Shank Size (Diameter in inches, fine or coarse thread)

ft./lbs

ft./lbs

Nm

ft./lbs

Nm

ft./lbs

Nm

¼

9

12

13

18

5

/

16

18

24

28

38

24

33

3

/

8

31

42

46

62

40

54

7

/

16

50

68

75

108

½

75

102

115

156

9

/

16

110

150

165

224

5

/

8

150

203

225

305

¾

250

339

370

502

7

/

8

378

513

591

801

1

1

/

8

782

1060

1410

1912

** Grade 5 - Minimum commercial quality (lower quality not recommended)

Metric Standard Hardware

Grade

Grade 8.8

Grade 10.9

Grade 12.9

Shank Size (Diameter in millimeters, fine or coarse thr

ead)

ft./lbs

ft./lbs

Nm

ft./lbs

Nm

ft./lbs

Nm

M4

1.5

2

2.2

3

2.7

3.6

M5

3

4

4.5

6

5.2

7

M6

5.2

7

7.5

10

8.2

11

M7

8.2

11

12

16

15

20

M8

13.5

18

18.8

25

21.8

29

M10

24

32

35.2

47

43.5

58

M12

43.5

58

62.2

83

75

100

M14

70.5

94

100

133

119

159

M16

108

144

147

196

176

235

M18

142

190

202

269

242

323

M20

195

260

275

366

330

440

M22

276

368

390

520

471

628

M24

353

470

498

664

596

794

M27

530

707

474

996

904

1205

Torque Specifications

Engine crankshaft bolt

50 ft/lb (67 Nm)

Deck pulley bolts

150 ft/lb (203 Nm)

Lug nuts

75 ft/lb (100 Nm)

Blade bolt

90 ft/lb (122 Nm)

Standard ¼" fasteners

9 ft/lb (12 Nm)

Standard

5

/

16

" fasteners

18 ft/lb (25 Nm)

Standard

3

/

8

" fasteners

33 ft/lb (44 Nm)

Standard

7

/

16

" fasteners

52 ft/lb (70 Nm)

Standard ½” fasteners

80 ft/lb (110 Nm)