Double Torsion Spring

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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
F7553
F7554
F7555
F7556
F7557
F7558
F7559
F7560
F7561
F7562
F7564

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
3.71 €	2	Available	5 Days	10	135° Right Winding Coil	Ø5.5	49	0.8	3	2.11
4.40 € 1.45 €	1	Available	Same day Stock	10	135° Right Winding Coil	Ø5.5	66	0.8	4	1.59
3.95 €	2	Available	5 Days	10	135° Right Winding Coil	φ6	43	1	3	4.63
5.41 €	1	Available	Same day Stock	10	135° Right Winding Coil	φ6	58	1	4	3.51
5.46 €	2		5 Days	10	135° Right Winding Coil	φ8	62	1.2	4	5.54
5.46 €	2	Available	5 Days	10	135° Right Winding Coil	φ8	78	1.2	5	4.46
7.60 €	2	Available	5 Days	10	135° Right Winding Coil	φ10	57	1.6	4	13.9
7.60 €	2	Available	5 Days	10	135° Right Winding Coil	φ10	71	1.6	5	11.8
10.94 €	1	Available	Same day Stock	10	135° Right Winding Coil	φ12	53	2	4	28.1
9.71 €	1	Available	Same day Stock	10	135° Right Winding Coil	φ12	66	2	5	22.6
11.95 € 4.18 €	1	Available	Same day Stock	10	135° Right Winding Coil	φ14	64	2.3	5	34.0

Basic information

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

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Basic Attributes

Internal Diameter
φ5

φ6

φ8

φ10

φ12

φ14

Ø5.5
Clear
Operating Angle(deg)
31

36

41

43

45

48

49

52

53

57

58

60

62

64

66

71

78

79
Clear
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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Angle
- 90° Right Winding Coil
- 135° Right Winding Coil
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