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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

240

190

15

30

45

66

7178

SF9000570

900

914.4

997

295

245

23

47

70

40

7178

SF90005100

900

914.4

997

350

300

34

66

100

30

7178

SF9500545

950

965.2

1048

240

190

15

30

45

69

7957

SF9500570

950

965.2

1048

295

245

23

47

70

41

7957

SF95005100

950

965.2

1048

350

300

34

66

100

32

7957

SF10000560

1000

1016.0

10088

240

190

20

40

60

94

8765

SF100005100

1000

1016.0

10088

295

245

33

67

100

59

8765

SF100005130

1000

1016.0

10088

350

300

43

87

130

43

8765

TABLE -  3

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

SF501030

50

60.3

80

310

200

10

20

30

12

39

SF501060

50

60.3

80

400

290

20

40

60

14

39

SF651024

65

73.0

98

225

115

8

16

24

11

59

SF651040

65

73.0

98

290

180

14

26

40

10

59

SF651060

65

73.0

98

380

270

20

40

60

14

59

SF801028

80

88.9

116

220

110

9

19

28

13

82

SF801050

80

88.9

116

280

170

17

33

50

9

82

SF801070

80

88.9

116

355

245

24

46

70

11

82

SF1001030

100

114.3

145

225

115

10

20

30

13

129

SF1001050

100

114.3

145

275

165

17

33

50

9

129

SF1001070

100

114.3

145

350

240

24

46

70

12

129

SF1251035

125

141.3

172

215

105

12

23

35

14

188

SF1251060

125

141.3

172

260

150

20

40

60

10

188

SF1251080

125

141.3

172

345

235

25

55

80

11

188

SF1501030

150

168.3

205

220

120

10

20

30

27

265

SF1501050

150

168.3

205

220

120

17

33

50

19

265

SF1501070

150

168.3

205

325

225

24

46

70

14

265

SF1751024

175

193.0

232

210

110

8

16

24

33

352

SF1751050

175

193.0

232

270

170

17

33

50

19

352

SF1751070

175

193.0

232

315

215

24

46

70

33

352

SF2001030

200

219.1

259

215

125

10

20

30

19

440

SF2001050

200

219.1

259

260

170

17

33

50

11

440

SF2001080

200

219.1

259

325

235

25

55

80

32

440

SF2501035

250

273.0

317

220

130

12

23

35

10

670

SF2501060

250

273.0

317

275

185

20

40

60

20

670

SF2501080

250

273.0

317

330

240

25

55

80

12

670

SF3001030

300

324.0

369

205

125

10

20

30

39

927

SF3001060

300

324.0

369

265

185

20

40

60

21

927

SF3001080

300

324.0

369

325

245

25

55

80

12

927

SF3501030

350

355.6

404

210

130

10

20

30

37

1115

SF3501060

350

355.6

404

270

190

20

40

60

21

1115

SF3501090

350

355.6

404

335

255

29

61

90

11

1115

SF4001024

400

406.4

458

210

140

8

16

24

30

1433

SF4001050

400

406.4

458

280

210

17

33

50

36

1433

SF4001070

400

406.4

458

320

250

24

46

70

26

1433

TABLE -  4

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

SF4501030

450

45732

509

215

145

10

20

30

73

1794

SF4501050

450

45732

509

280

140

17

33

50

38

1794

SF4501070

450

45732

509

325

255

24

46

70

25

1794

SF5001030

500

508.0

562

215

145

10

20

30

76

2204

SF5001050

500

508.0

562

260

190

17

33

50

46

2204

SF5001080

500

508.0

562

325

255

25

55

80

28

2204

SF5501030

550

558.6

613

215

145

10

20

30

77

2697

SF5501050

550

558.6

613

260

190

17

33

50

45

2697

SF5501080

550

558.6

613

325

255

25

55

80

27

2697

SF6001030

600

609.6

668

220

150

10

20

30

104

3145

SF6001050

600

609.6

668

265

195

17

33

50

64

3145

SF6001070

600

609.6

668

315

245

24

46

70

44

3145

SF6501030

650

660.4

719

220

150

10

20

30

106

3734

SF6501050

650

660.4

719

265

195

17

33

50

62

3734

SF6501070

650

660.4

719

315

245

24

46

70

45

3734

SF7001035

700

711.2

769

220

160

12

23

35

104

4360

SF7001060

700

711.2

769

270

210

20

40

60

63

4360

SF7001080

700

711.2

769

320

260

25

55

80

44

4360

SF7501035

750

762.0

821

220

160

12

23

35

105

4920

SF7501060

750

762.0

821

270

210

20

40

60

62

4920

SF7501080

750

762.0

821

320

260

25

55

80

45

4920

SF8001040

800

812.8

880

220

165

13

27

40

100

5630

SF8001065

800

812.8

880

270

210

22

43

65

62

5630

SF8001090

800

812.8

880

320

260

29

61

90

42

5630

SF8501040

850

863.6

931

220

165

13

27

40

99

6324

SF8501065

850

863.6

931

270

210

22

43

65

63

6324

SF8501090

850

863.6

931

320

260

29

61

90

44

6324

SF9001060

900

914.4

997

240

190

20

40

60

113

7178

SF90010100

900

914.4

997

300

250

33

67

100

69

7178

SF90010130

900

914.4

997

250

300

43

87

130

46

7178

SF9501060

950

965.2

1048

240

190

20

40

60

111

7957

SF95010100

950

965.2

1048

300

250

33

67

100

68

7957

SF95010130

950

965.2

1048

350

300

43

87

130

48

7957

SF10001060

1000

1016.0

1088

240

190

20

40

60

135

8765

SF100010100

1000

1016.0

1088

300

250

33

67

100

80

8765

SF100010130

1000

1016.0

1088

350

300

43

87

130

58

8765

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