Superior Die Springs
DEFLECTION TO COMPRESSED LENGTH
CONVERSION TABLES
Inch Die Spring Series
Medium-Duty Compressed Length (in)
Medium-Heavy Duty Compressed Length (in)
Heavy-Duty Compressed Length (in)
Deflection in % free length 15% 17% 20% Extra-Heavy Duty Compressed Length (in)
Free Length ( in)
Deflection in % free length
Deflection in % free length
Deflection in % free length
25%
35% 40%
20%
25% 30%
15%
20% 25%
1
0.75 0.94 1.13 1.31 1.50 1.88 2.25 2.63 3.00 3.38 3.75 4.13 4.50 4.88 5.25 5.63 6.00 7.50 9.00
0.65 0.81 0.98 1.14 1.30 1.63 1.95 2.28 2.60 2.93 3.25 3.58 3.90 4.23 4.55 4.88 5.20 6.50 7.80
0.60 0.75 0.90 1.05 1.20 1.50 1.80 2.10 2.40 2.70 3.00 3.30 3.60 3.90 4.20 4.50 4.80 6.00 7.20
0.80 1.00 1.20 1.40 1.60 2.00 2.40 2.80 3.20 3.60 4.00 4.40 4.80 5.20 5.60 6.00 6.40 8.00 9.60
0.75 0.94 1.13 1.31 1.50 1.88 2.25 2.63 3.00 3.38 3.75 4.13 4.50 4.88 5.25 5.63 6.00 7.50 9.00
0.70 0.88 1.05 1.23 1.40 1.75 2.10 2.45 2.80 3.15 3.50 3.85 4.20 4.55 4.90 5.25 5.60 7.00 8.40
0.85 1.06 1.28 1.49 1.70 2.13 2.55 2.98 3.40 3.83 4.25 4.68 5.10 5.53 5.95 6.38 6.80 8.50
0.80 1.00 1.20 1.40 1.60 2.00 2.40 2.80 3.20 3.60 4.00 4.40 4.80 5.20 5.60 6.00 6.40 8.00 9.60
0.75 0.94 1.13 1.31 1.50 1.88 2.25 2.63 3.00 3.38 3.75 4.13 4.50 4.88 5.25 5.63 6.00 7.50 9.00
0.85 1.06 1.28 1.49 1.70 2.13 2.55 2.98 3.40 3.83 4.25 4.68 5.10 5.53 5.95 6.38 6.80 8.50
0.83 1.04 1.25 1.45 1.66 2.08 2.49 2.91 3.32 3.74 4.15 4.57 4.98 5.40 5.81 6.23 6.64 8.30 9.96
0.80 1.00 1.20 1.40 1.60 2.00 2.40 2.80 3.20 3.60 4.00 4.40 4.80 5.20 5.60 6.00 6.40 8.00 9.60
1 1/4 1 1/2 1 3/4
2
2 1/2
3
3 1/2
4
4 1/2
5
5 1/2
6
6 1/2
7
7 1/2
8
10 12
10.20
10.20
Metric Die Spring Series
Medium-Duty Compressed Length (mm)
Medium-Heavy Duty Compressed Length (mm)
Heavy-Duty Compressed Length (mm)
Deflection in % free length 15% 17% 20% Extra-Heavy Duty Compressed Length (mm)
Free Length ( mm)
Deflection in % free length
Deflection in % free length
Deflection in % free length
25%
35% 40%
20%
25% 30%
15%
20% 25%
25 32 38 44 51 64 76 89 102 114 127 140 152 165 178 191 203 254 305
19 24 29 33 38 48 57 67 76 86 95
17 21 25 29 33 41 50 58 66 84 83 91 99
15 19 23 27 30 38 46 53 61 69 76 84 91 99
20 25 30 36 41 51 61 71 81 91
19 24 29 33 38 48 57 67 76 86 95
18 22 27 31 36 44 53 62 71 80 89 98
22 27 32 38 43 54 65 76 86 97
20 25 30 36 41 51 61 71 81 91
19 24 29 33 38 48 57 67 76 86 95
22 27 32 38 43 54 65 76 86 97
21 26 32 37 42 53 63 74 84 95
20 25 30 36 41 51 61 71 81 91
102 112 122 132 142 152 163 203 244
108 119 130 140 151 162 173 216 259
102 112 122 132 142 152 163 203 244
108 119 130 140 151 162 173 216 259
105 116 126 137 148 158 169 211 253
102 112 122 132 142 152 163 203 244
105 114 124 133 143 152 191 229
105 114 124 133 143 152 191 229
105 114 124 133 143 152 191 229
107 116 124 133 142 178 213
107 116 124 132 165 198
107 114 122 152 183
SUPERIOR DIE SET CORPORATION
• 900 W. Drexel Ave. • Oak Creek, WI 53154-0008 • WATS 1-800-558-6040 • FAX 1-800-657-0855 • Local 764-4900
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