Double Torsion Spring (Part Numbers)

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· Consists of two torsion springs combined.
· Produces double the torque at the same twist angle when compared with conventional torsion coil springs.

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Part Numbers

Data to be displayed: 30; 45; 60

Part Number
F7551
F7552
F7565
F7566

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Angle	Internal Diameter	Operating Angle (deg)	Wire diameter (Ø)	Number of Windings	Spring Constant (N･mm/deg)
4.30 €	1	Available	Same day Stock	10	135° Right Winding Coil	φ5	60	0.6	3	0.75
3.40 €	2	Available	5 Days	10	135° Right Winding Coil	φ5	79	0.6	4	0.57
3.16 €	2	Available	5 Days	10	90° Right Winding Coil	φ5	43	0.6	2	1.04
3.16 €	2	Available	5 Days	10	90° Right Winding Coil	φ5	62	0.6	3	0.72

Basic information

Material	Stainless Steel (EN 1.4301 (WPB) Equiv.)

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Basic Attributes

Angle
- 90° Right Winding Coil
- 135° Right Winding Coil
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Operating Angle(deg)
31

36

41

43

45

48

49

52

53

57

58

60

62

64

66

71

78

79
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Wire diameter(Ø)
0.6

0.8

1

1.2

1.6

2

2.3
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Number of Windings
- 2
- 3
- 4
- 5
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Spring Constant(N･mm/deg)
0.57

0.72

0.75

1.04

1.59

2.03

2.11

2.93

3.51

4.46

4.63

5.38

5.54

6.44

7.03

11.8

13.5

13.9

17.6

22.6

27.2

28.1

34.0

35.6

53.6
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Type
- F
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Internal Diameter
φ5

φ6

φ8

φ10

φ12

φ14

Ø5.5
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