Conforce® Constant Force Springs:
- Offer high force output with very small space requirements
- Provide long linear reach with minimal force buildup
- Store power indefinitely when extended
The springs that were included in your kit of parts are highlighted below in orange.
SERIES H SPRING LIFE 4000 CYCLES
| Part Number | Thickness (in) | Width (in) | Length (in) | Load +-10% (lbs) | I.D. +-10% (in) | O.D. +-10% (in) | End Holes |
| SH3C12 | .003 | .187 | 12 | .37 | .21 | .30 | 1-.096 |
| SH4C15 | .004 | .187 | 15 | .49 | .29 | .40 | 1-.096 |
| SH4D15 | .004 | .250 | 15 | .66 | .25 | .40 | 1-.130 |
| SH4E15 | .004 | .312 | 15 | .83 | .28 | .40 | 1-.130 |
| SH5E17 | .005 | .312 | 17 | 1.03 | .37 | .50 | 1-.130 |
| SH6F24 | .006 | .375 | 24 | 1.48 | .45 | .62 | 1-.196 |
| SH6G25 | .006 | .500 | 25 | 1.97 | .45 | .65 | 1-.196 |
| SH8G30 | .008 | .500 | 30 | 2.63 | .59 | .82 | 1-.196 |
| SH8J30 | .008 | .625 | 30 | 3.29 | .61 | .83 | 1-.196 |
| SH8K24 | .009 | .750 | 24 | 4.00 | .62 | .82 | 1-.196 |
| SH10J33 | .010 | .625 | 33 | 4.12 | .73 | .99 | 1-.196 |
| SH10K33 | .010 | .750 | 33 | 4.95 | .71 | .97 | 1-.196 |
| SH12K39 | .012 | .750 | 39 | 5.94 | .88 | 1.19 | 1-.196 |
| SH12P39 | .012 | 1.00 | 39 | 7.92 | .88 | 1.20 | 1-.196 |
| SH16P40 | .016 | 1.00 | 40 | 10.60 | 1.20 | 1.52 | 1-.196 |
| SH20R50 | .020 | 1.25 | 50 | 16.50 | 1.47 | 1.89 | 1-.196 |
| SH25S52 | .025 | 1.50 | 52 | 24.80 | 1.77 | 2.23 | 2-.265 |
| SH25U52 | .025 | 2.00 | 52 | 33.00 | 1.78 | 2.22 | 2-.265 |
| SH31U60 | .031 | 2.00 | 60 | 40.90 | 2.50 | 3.03 | 2-.265 |
SERIES L SPRING LIFE 25000 CYCLES
| Part # | Thickness (in) | Width (in) | Length (in) | Load +-10% (lbs) | I.D. +-10% (in) | O.D. +-10% (in) | End Holes |
| SL4D18 | .004 | .250 | 18 | .23 | .53 | .62 | 1-.130 |
| SL5E18 | .005 | .312 | 18 | .36 | .69 | .78 | 1-.130 |
| SL5F25 | .005 | .375 | 25 | .43 | .65 | .78 | 1-.130 |
| SL6F25 | .006 | .375 | 25 | .52 | .7 | .90 | 1-.196 |
| SL6G25 | .006 | .500 | 25 | .70 | .80 | .92 | 1-.196 |
| SL8G33 | .008 | .500 | 33 | .93 | 1.07 | 1.23 | 1-.196 |
| SL10J35 | .010 | .625 | 35 | 1.46 | 1.36 | 1.53 | 1-.196 |
| SL12K45 | .012 | .750 | 45 | 2.09 | 1.60 | 1.82 | 1-.196 |
| SL12P45 | .012 | 1.00 | 45 | 2.80 | 1.60 | 1.84 | 1-.196 |
| SL15P48 | .015 | 1.00 | 48 | 3.50 | 1.96 | 2.20 | 1-.196 |
| SL15R48 | .015 | 1.25 | 48 | 4.37 | 2.03 | 2.29 | 1-.196 |
| SL16P46 | .016 | 1.00 | 46 | 4.10 | 1.96 | 2.21 | 1-.196 |
| SL20R55 | .020 | 1.25 | 55 | 5.83 | 2.53 | 2.82 | 1-.196 |
| SL25S60 | .025 | 1.50 | 60 | 8.4 | 3.35 | 3.70 | 2-.265 |
| SL25U60 | .025 | 2.00 | 60 | 11.70 | 3.37 | 3.68 | 2-.265 |
| SL31U70 | .031 | 2.00 | 70 | 14.40 | 4.35 | 4.74 | 2-.265 |