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Part No.

NOM Size mm

I. D. mm

O. D. mm

Weld Ends OAL mm

Flg. Ends OAL mm

Axial Extn. Mm +

Axial Compn. Mm -

Total Movement mm

Spring Rate Kg/mm +- 15 %

Eff. Cross Sectin Cm2

SF500533

50

60.3

80

300

285

11

22

33

8

39

SF500548

50

60.3

80

365

255

16

32

48

9

39

SF650545

65

73.0

98

290

180

15

30

45

6

59

SF650560

65

73.0

98

350

250

20

40

60

7

59

SF800530

80

88.9

116

215

105

10

20

30

7

82

SF800545

80

88.9

116

270

160

15

30

45

6

82

SF800570

80

88.9

117

335

230

24

46

70

7

83

SF1000530

100

114.3

143

220

110

10

20

30

7

128

SF1000545

100

114.3

143

265

165

15

30

45

6

128

SF1000570

100

114.3

144

330

230

24

46

70

8

129

SF1250535

125

141.3

171

210

100

12

23

35

7

187

SF1250560

125

141.3

171

260

160

20

40

60

6

187

SF1250580

125

141.3

172

315

215

27

53

80

6

188

SF1500530

150

168.3

205

215

125

10

20

30

17

265

SF1500545

150

168.3

205

255

165

15

30

45

13

265

SF1500570

150

168.3

205

310

220

24

46

70

8

265

SF1750524

175

193.0

232

205

115

8

16

24

22

352

SF1750550

175

193.0

232

260

170

17

33

50

12

352

SF1750570

175

193.0

232

305

215

24

46

70

9

352

SF2000530

200

219.1

259

210

120

10

20

30

21

440

SF2000550

200

219.1

259

255

165

17

33

50

14

440

SF2000580

200

219.1

259

320

230

25

55

80

9

440

SF2500535

250

273.0

317

215

125

12

23

35

21

670

SF2500560

250

273.0

317

265

175

20

40

60

13

670

SF2500580

250

732.0

317

320

230

25

55

80

8

670

SF3000530

300

324.0

369

200

120

10

20

30

25

927

SF3000560

300

324.0

369

255

175

20

40

60

14

927

SF3000580

300

324.0

369

320

240

25

55

70

9

927

SF3500530

350

355.6

404

205

125

10

20

30

26

1115

SF3500560

350

355.6

404

265

185

20

40

60

15

1115

SF3500590

350

355.6

404

325

245

29

61

90

9

1115

SF4000524

400

406.4

458

210

140

8

16

24

44

1433

SF4000550

400

406.4

458

270

200

17

33

50

22

1433

SF4000570

400

406.4

458

315

245

24

46

70

20

1433

TABLE -  2

Part No.

NOM Size mm

I. D. mm

O. D. mm

Weld Ends OAL mm

Flg. Ends OAL mm

Axial Extn. Mm +

Axial Compn. Mm -

Total Movement mm

Spring Rate Kg/mm +- 15 %

Eff. Cross Sectin Cm2

SF4500535

450

457.2

509

205

135

12

23

35

45

1794

SF4500550

450

457.2

509

270

200

17

33

50

25

1794

SF4500570

450

457.2

509

320

250

24

46

70

21

1794

SF5000530

500

508.0

562

210

140

10

20

30

50

2204

SF5000550

500

508.0

562

250

180

17

33

50

33

2204

SF5000580

500

508.0

562

320

250

25

55

80

21

2204

SF5500530

550

558.8

613

210

140

10

20

30

49

2697

SF5500550

550

558.8

613

250

180

17

33

50

35

2697

SF5500580

550

558.8

613

320

250

25

55

80

22

2697

SF6000530

600

609.6

668

210

140

10

20

30

54

3145

SF6000550

600

609.6

668

255

185

17

33

50

34

3145

SF6000570

600

609.6

668

320

250

24

46

70

22

3145

SF6500530

650

660.4

719

210

150

10

20

30

53

3734

SF6500550

650

660.4

719

255

185

17

33

50

36

3734

SF6500570

650

660.4

719

320

250

24

46

70

24

3734

SF7000530

700

711.2

769

215

155

10

20

30

55

4360

SF7000560

700

711.2

769

260

200

20

40

60

34

4360

SF7000580

700

711.2

769

310

250

26

54

80

25

4360

SF7500530

750

762.0

821

215

160

10

20

30

53

4920

SF7500560

750

762.0

821

260

200

20

40

60

36

4920

SF7500580

750

762.0

821

310

250

26

54

80

27

4920

SF8000540

800

812.8

880

215

160

13

27

40

51

4630

SF8000565

800

812.8

880

260

205

21

44

65

33

5630

SF80005100

800

812.8

880

310

255

34

66

100

30

5630

SF8500540

850

863.6

931

215

160

13

27

40

53

6324

SF8500565

850

863.6

931

260

205

21

44

65

36

6324

SF85005100

850

863.6

931

310

255

34

66

100

32

6324

SF9000545

900

914.4

997