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Extension Springs - Configurable Lengths

Extension Springs - Configurable Lengths:Related Image
Type [ M ]Material
WFSP Spring Steel (ASTM A228)
UFSP 304 Stainless Steel
Type [ M ]Material
BWFSP Spring Steel (ASTM A228)
BUFSP 304 Stainless Steel

Specifications

Part Number - d - S
WFSP3
UFSP20
-
-
0.3
2.6
-
-
10
498
Part Number Wire Dia. dmm S
1mm Increment
Reference Max. Deflection mm Standard Spring Constant N/mm Initial Extension
N
Type D WFSP
BWFSP
UFSP
BUFSP
WFSP
BWFSP
UFSP
BUFSP
WFSP
BWFSP
UFSP
BUFSP
WFSP
UFSP
BWFSP
BUFSP
3 0.3 10~300 88 87 0.025 0.021 0.18 0.21
0.4 41 42 0.12 0.10 0.53 0.64
4 0.4 86 87 0.04 0.04 0.31 0.38
0.5 48 46 0.15 0.13 0.77 0.92
5 0.5 10~500 84 82 0.07 0.06 0.49 0.59
0.6 50 51 0.18 0.16 1.01 1.21
6 0.6 79 82 0.10 0.09 0.71 0.85
0.8 36 36 0.47 0.41 2.13 2.55
7 0.7 70 66 0.13 0.12 0.96 1.15
0.9 35 32 0.52 0.45 2.94 3.5
8 0.8 74 76 0.18 0.16 1.26 1.51
1.0 41 42 0.58 0.51 3.04 4.26
9 1.0 10~550 56 57 0.39 0.34 2.45 3.43
1.2 33 33 1.05 0.93 4.41 6.17
10 1.0 74 70 0.27 0.24 1.96 2.74
1.2 44 43 0.73 0.65 4.31 6.03
1.4 29 28 1.70 1.50 7.64 10.7
11 1.0 80 76 0.20 0.17 1.45 2.01
1.2 46 45 0.53 0.47 3.24 4.51
1.4 31 30 1.24 1.08 6.39 8.87
12 1.0 116 113 0.15 0.13 1.18 1.65
1.2 71 70 0.39 0.35 2.84 3.98
1.4 46 46 0.91 0.80 5.39 7.55
1.6 31 30 1.88 1.66 8.72 12.21
13 1.0 120 117 0.11 0.10 0.93 1.29
1.2 72 71 0.31 0.27 2.17 3.01
1.4 47 47 0.70 0.61 3.95 5.49
1.6 32 31 1.42 1.24 7.75 10.76
14 1.2 104 96 0.24 0.21 2.06 2.88
1.4 69 65 0.54 0.48 3.82 5.35
1.6 47 45 1.11 0.98 6.66 9.32
1.8 34 33 2.10 1.86 10.6 14.84
15 1.2 106 98 0.19 0.17 1.50 2.09
1.4 70 66 0.43 0.38 3.03 4.21
1.6 48 46 0.88 0.76 4.74 6.59
1.8 35 34 1.69 1.47 9.25 12.85
16 1.4 96 91 0.35 0.31 3.04 4.26
1.6 66 65 0.71 0.63 5.10 7.14
1.8 48 47 1.33 1.18 8.33 11.66
2.0 34 35 2.37 2.10 12.60 17.64
17 1.4 97 92 0.29 0.25 2.21 3.08
1.6 67 66 0.58 0.50 4.03 5.60
1.8 49 48 1.11 0.97 6.74 9.37
2.0 35 36 1.98 1.73 10.90 15.13
18 1.6 88 87 0.48 0.42 4.02 5.63
1.8 64 64 0.90 0.80 6.47 9.06
2.0 47 48 1.59 1.40 10.00 14.00
2.3 31 30 3.40 3.01 18.70 26.18
20 1.8 84 78 0.63 0.56 5.10 7.14
2.0 61 60 1.11 0.99 7.94 11.12
2.3 41 40 2.37 2.10 15.20 21.28
2.6 29 29 4.64 4.10 23.60 33.04
22 2.0 75 74 0.81 0.72 7.35 10.30
2.3 53 52 1.72 1.52 11.80 16.50
2.6 37 37 3.35 2.96 19.60 27.40
2.9 27 27 6.09 5.39 33.30 46.60
25 2.3 72 72 1.12 0.99 9.80 13.70
2.6 50 52 2.17 1.92 15.70 22.00
2.9 38 36 3.93 3.48 22.50 31.50
3.2 28 27 6.75 5.97 34.30 48.00
28 2.6 69 64 1.49 1.32 12.70 17.80
2.9 51 49 2.69 2.38 17.60 24.60
3.2 39 37 4.58 4.05 27.40 38.40
3.5 31 29 7.49 6.62 39.20 54.90

■Accuracy Standards
· D Dimension Tolerance
D/d*1 Tolerance
8 or Less ±1.5% of D dimension (Min. ±0.2mm)
8~20 ±2% of D dimension (Min. ±0.3mm)
 *1 D/d = Spring Index
· S Dimension Tolerance
When d≤0.5, ±2x Wire Dia.
(Ex: When d=0.3, ±0.6)
When d≥0.6, ±Wire Dia.
(Ex: When d=1.0, ±1.0)

Extension Springs - Configurable Lengths:Related Image

Part Number 

  • Incomplete part number.
    Please use left hand selections to complete a part number.
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Part Number
BUFSP3-0.3-[10-300/1]
BUFSP3-0.4-[10-300/1]
BUFSP4-0.4-[10-300/1]
BUFSP4-0.5-[10-300/1]
BUFSP5-0.5-[10-500/1]
BUFSP5-0.6-[10-500/1]
BUFSP6-0.6-[10-500/1]
BUFSP6-0.8-[10-500/1]
BUFSP7-0.7-[10-550/1]
BUFSP7-0.9-[10-550/1]
BUFSP8-0.8-[10-500/1]
BUFSP8-1.0-[10-500/1]
BUFSP9-1.0-[10-550/1]
BUFSP9-1.2-[10-550/1]
BUFSP10-1.0-[10-550/1]
BUFSP10-1.2-[10-550/1]
BUFSP10-1.4-[10-550/1]
BUFSP11-1.0-[10-550/1]
BUFSP11-1.2-[10-550/1]
BUFSP11-1.4-[10-550/1]
BUFSP12-1.0-[10-550/1]
BUFSP12-1.2-[10-550/1]
BUFSP12-1.4-[10-550/1]
BUFSP12-1.6-[10-550/1]
BUFSP13-1.0-[10-550/1]
BUFSP13-1.2-[10-550/1]
BUFSP13-1.4-[10-550/1]
BUFSP13-1.6-[10-550/1]
BUFSP14-1.2-[10-550/1]
BUFSP14-1.4-[10-550/1]
BUFSP14-1.6-[10-550/1]
BUFSP14-1.8-[10-550/1]
BUFSP15-1.2-[10-550/1]
BUFSP15-1.4-[10-550/1]
BUFSP15-1.6-[10-550/1]
BUFSP15-1.8-[10-550/1]
BUFSP16-1.4-[10-550/1]
BUFSP16-1.6-[10-550/1]
BUFSP16-1.8-[10-550/1]
BUFSP16-2.0-[10-550/1]
BUFSP17-1.4-[10-550/1]
BUFSP17-1.6-[10-550/1]
BUFSP17-1.8-[10-550/1]
BUFSP17-2.0-[10-550/1]
BUFSP18-1.6-[10-550/1]
BUFSP18-1.8-[10-550/1]
BUFSP18-2.0-[10-550/1]
BUFSP18-2.3-[10-550/1]
BUFSP20-1.8-[10-550/1]
BUFSP20-2.0-[10-550/1]
BUFSP20-2.3-[10-550/1]
BUFSP20-2.6-[10-550/1]
BUFSP22-2.0-[10-550/1]
BUFSP22-2.3-[10-550/1]
BUFSP22-2.6-[10-550/1]
BUFSP22-2.9-[10-550/1]
BUFSP25-2.3-[10-550/1]
BUFSP25-2.6-[10-550/1]
BUFSP25-2.9-[10-550/1]
BUFSP25-3.2-[10-550/1]
Part NumberVolume DiscountDays to Ship RoHSMaterial Hook Opposing Angle O.D. D
(Ø)
Initial Tension
(N)
Standard Spring Constant
(N/mm)
Wire diameter
(Ø)
S
(mm)

8 Days or more

10Stainless Steel (SUS304-WPB)90°30.210.0210.310 ~ 300

8 Days or more

10Stainless Steel (SUS304-WPB)90°30.640.10.410 ~ 300

8 Days or more

10Stainless Steel (SUS304-WPB)90°40.380.040.410 ~ 300

8 Days or more

10Stainless Steel (SUS304-WPB)90°40.920.130.510 ~ 300

8 Days or more

10Stainless Steel (SUS304-WPB)90°50.590.060.510 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°51.210.160.610 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°60.850.090.610 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°62.550.410.810 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°71.150.120.710 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°73.500.450.910 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°81.510.160.810 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°84.260.51110 ~ 500

8 Days or more

10Stainless Steel (SUS304-WPB)90°93.430.34110 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°96.170.931.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°102.740.24110 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°106.030.651.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1010.701.51.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°112.010.17110 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°114.510.471.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°118.871.081.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°121.650.13110 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°123.980.351.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°127.550.81.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1212.211.661.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°131.290.1110 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°133.010.271.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°135.490.611.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1310.761.241.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°142.880.211.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°145.350.481.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°149.320.981.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1414.841.861.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°152.090.171.210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°154.210.381.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°156.590.761.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1512.851.471.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°164.260.311.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°167.140.631.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1611.661.181.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1617.642.10210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°173.080.251.410 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°175.600.51.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°179.370.971.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1715.131.73210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°185.630.421.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°189.060.81.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°18141.40210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°1826.183.012.310 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°207.140.561.810 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2011.120.99210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2021.282.102.310 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2033.044.102.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2210.30.72210 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2216.51.522.310 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2227.42.962.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2246.65.392.910 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2513.700.992.310 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2522.001.922.610 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2531.503.482.910 ~ 550

8 Days or more

10Stainless Steel (SUS304-WPB)90°2548.005.973.210 ~ 550

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