Medium Heavy Duty Springs

PCS Medium Heavy Duty Springs are manufactured of hardened alloy steel to withstand the load demands and stresses found in the injection molding and die casting industries. Our springs are painted with an E-coat process to provide superior corrosion resistance. The medium heavy duty springs are color coded Red with a silver stripe for easy industry standard identification.

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Item NumberDH Hole DiameterDH Tolerance (H15)Dd Rod DiameterL0 Free LengthL0 ToleranceR Spring Rate +/- 10% (lbs/.10 Inch Deflec.)A 20% Deflection (Inch)A Load at 20% Deflection (lbs)B 25% Deflection (Inch)B Load at 25% Deflection (lbs)C 30% Deflection (Inch)C Load at 30% Deflection (lbs)CAD FilesPrice (USD)Quantity
04MH103/8+.0228" / -03/161+.093 / -08.40.216.80.25210.325.2$2.04
04MH123/8+.0228" / -03/161-1/4+.093 / -07.30.2518.30.3122.80.3827.4$2.11
04MH1203/8+.0228" / -03/1612+.375 / -00.82.419.23243.628.8$13.08
04MH153/8+.0228" / -03/161-1/2+.093 / -06.70.320.10.3825.10.4530.2$2.26
04MH173/8+.0228" / -03/161-3/4+.093 / -05.80.3520.30.4425.40.5330.5$2.50
04MH203/8+.0228" / -03/162+.093 / -050.4200.5250.630$2.82
04MH253/8+.0228" / -03/162-1/2+.126 / -03.70.518.50.6323.30.7527.8$2.95
04MH303/8+.0228" / -03/163+.126 / -030.6180.7522.50.927$3.23
05MH101/2+.0276" / -09/321+.093 / -015.50.2310.2538.80.346.5$2.26
05MH121/2+.0276" / -09/321-1/4+.093 / -012.20.2530.50.3137.80.3845.8$2.42
05MH1201/2+.0276" / -09/3212+.375 / -01.12.426.43333.639.6$14.15
05MH151/2+.0276" / -09/321-1/2+.093 / -09.80.329.40.3837.20.4544.1$2.64
05MH171/2+.0276" / -09/321-3/4+.093 / -08.50.3529.80.4437.20.5344.6$2.82
05MH201/2+.0276" / -09/322+.093 / -07.50.4300.537.50.645$3.05
05MH251/2+.0276" / -09/322-1/2+.126 / -060.5300.6337.50.7545$3.20
05MH301/2+.0276" / -09/323+.126 / -05.10.630.60.7538.30.945.9$3.60
05MH351/2+.0276" / -09/323-1/2+.126 / -040.7280.88351.0542$3.95
05MH401/2+.0276" / -09/324+.126 / -03.70.8291371.244$3.71
06MH105/8+.0276" / -011/321+.093 / -0300.2600.25750.390$2.64
06MH125/8+.0276" / -011/321-1/4+.093 / -021.50.2553.80.3167.20.3880.6$2.89
06MH1205/8+.0276" / -011/3212+.375 / -02.62.462.43783.693.6$15.94
06MH155/8+.0276" / -011/321-1/2+.093 / -0190.3570.3871.30.4585.5$3.05
06MH175/8+.0276" / -011/321-3/4+.093 / -016.80.3558.80.4473.50.5388.2$3.20
06MH205/8+.0276" / -011/322+.093 / -015.50.4620.577.50.693$3.53
06MH255/8+.0276" / -011/322-1/2+.126 / -011.50.557.50.6371.90.7586.3$3.74
06MH305/8+.0276" / -011/323+.126 / -0100.6600.75750.990$4.05
06MH355/8+.0276" / -011/323-1/2+.126 / -08.50.759.50.8874.41.0589.3$4.32
06MH405/8+.0276" / -011/324+.126 / -07.60.860.81761.291.2$4.72
06MH455/8+.0276" / -011/324-1/2+.126 / -06.60.959.11.13741.3589$4.89
07MH103/4+.0331" / -03/81+.093 / -0500.21000.251250.3150$4.22
07MH123/4+.0331" / -03/81-1/4+.093 / -0380.25950.31118.80.38142.5$4.39
07MH1203/4+.0331" / -03/812+.375 / -03.52.48431053.6126$19.06
07MH153/4+.0331" / -03/81-1/2+.093 / -0310.3930.38117.80.45139.5$4.62
07MH173/4+.0331" / -03/81-3/4+.093 / -0270.3594.50.44118.80.53141.8$4.69
07MH203/4+.0331" / -03/82+.093 / -0240.4960.51200.6144$5.23
07MH253/4+.0331" / -03/82-1/2+.126 / -018.80.5940.63118.40.75141$5.33
07MH303/4+.0331" / -03/83+.126 / -014.90.689.40.75111.80.9134.1$5.70
07MH353/4+.0331" / -03/83-1/2+.126 / -012.80.789.60.881121.05134.4$6.09
07MH403/4+.0331" / -03/84+.126 / -0110.88811101.2132$6.66
07MH453/4+.0331" / -03/84-1/2+.126 / -0100.9901.131131.35135$7.36
07MH503/4+.0331" / -03/85+.189 / -091901.25112.51.5135$7.75
07MH553/4+.0331" / -03/85-1/2+.189 / -081.1881.381101.65132$8.37
07MH603/4+.0331" / -03/86+.189 / -07.51.2901.5112.51.8135$9.04
10MH101+.0331" / -01/21+.093 / -082.70.2165.40.25206.80.3248.1$5.40
10MH121+.0331" / -01/21-1/4+.093 / -065.30.25163.30.31202.40.38244.9$5.56
10MH1201+.0331" / -01/212+.375 / -06.52.415631953.6234$22.25
10MH151+.0331" / -01/21-1/2+.093 / -053.80.3161.40.38204.40.45242.1$5.79
10MH171+.0331" / -01/21-3/4+.093 / -046.10.35161.40.44202.80.53242$6.09
10MH201+.0331" / -01/22+.093 / -0400.41600.52000.6240$6.33
10MH251+.0331" / -01/22-1/2+.126 / -032.20.51610.63202.90.75241.5$6.71
10MH301+.0331" / -01/23+.126 / -026.70.6160.20.75200.30.9240.3$7.21
10MH351+.0331" / -01/23-1/2+.126 / -022.90.7160.30.88201.51.05240.5$7.65
10MH401+.0331" / -01/24+.126 / -020.20.8161.612021.2242.4$8.11
10MH451+.0331" / -01/24-1/2+.126 / -017.80.9160.21.13201.11.35240.3$8.77
10MH501+.0331" / -01/25+.189 / -015.711571.25196.31.5235.5$10.17
10MH551+.0331" / -01/25-1/2+.189 / -013.71.1150.71.38189.11.65226.1$10.27
10MH601+.0331" / -01/26+.189 / -012.51.21501.5187.51.8225$11.24
10MH701+.0331" / -01/27+.189 / -010.91.4152.61.75190.82.1228.9$13.25
10MH801+.0331" / -01/28+.252 / -09.61.6153.621922.4230.4$15.39
12MH1001-1/4+.0394" / -05/810+.375 / -014.522902.5362.53435$27.06
12MH1201-1/4+.0394" / -05/812+.375 / -012.42.4297.633723.6446.4$33.59
12MH151-1/4+.0394" / -05/81-1/2+.093 / -0114.40.3343.20.384290.45514.8$7.51
12MH171-1/4+.0394" / -05/81-3/4+.093 / -0100.80.35352.80.444410.53529.2$7.80
12MH201-1/4+.0394" / -05/82+.093 / -083.80.4335.20.54190.6502.8$8.11
12MH251-1/4+.0394" / -05/82-1/2+.126 / -062.40.53120.633900.75468$8.50
12MH301-1/4+.0394" / -05/83+.126 / -051.20.6307.20.753840.9460.8$9.55
12MH351-1/4+.0394" / -05/83-1/2+.126 / -0440.73080.883851.05462$10.02
12MH401-1/4+.0394" / -05/84+.126 / -038.10.8304.813811.2457.2$11.35
12MH451-1/4+.0394" / -05/84-1/2+.126 / -032.90.9296.11.13371.81.35444.2$11.91
12MH501-1/4+.0394" / -05/85+.189 / -03013001.253751.5450$13.05
12MH551-1/4+.0394" / -05/85-1/2+.189 / -026.41.1290.41.383631.65435.6$14.45
12MH601-1/4+.0394" / -05/86+.189 / -0251.23001.53751.8450$16.24
12MH701-1/4+.0394" / -05/87+.189 / -0211.42941.75367.52.1441$18.62
12MH801-1/4+.0394" / -05/88+.252 / -018.41.6294.423682.4441.6$21.46
15MH1001-1/2+.0394" / -03/410+.375 / -017.623522.54403528$35.31
15MH1201-1/2+.0394" / -03/412+.375 / -014.42.4345.634323.6518.4$42.87
15MH201-1/2+.0394" / -03/42+.093 / -01030.44120.55150.6618$10.65
15MH251-1/2+.0394" / -03/42-1/2+.126 / -081.20.54060.63511.60.75609$11.48
15MH301-1/2+.0394" / -03/43+.126 / -062.40.6374.40.754680.9561.6$13.40
15MH351-1/2+.0394" / -03/43-1/2+.126 / -0540.73780.88475.21.05567$14.71
15MH401-1/2+.0394" / -03/44+.126 / -046.50.837214651.2558$16.52
15MH451-1/2+.0394" / -03/44-1/2+.126 / -0410.93691.13463.31.35553.5$18.52
15MH501-1/2+.0394" / -03/45+.189 / -036.813681.254601.5552$20.13
15MH551-1/2+.0394" / -03/45-1/2+.189 / -0331.13631.38455.41.65544.5$22.28
15MH601-1/2+.0394" / -03/46+.189 / -029.51.23541.5442.51.8531$22.23
15MH701-1/2+.0394" / -03/47+.189 / -025.51.43571.75446.32.1535.5$25.19
15MH801-1/2+.0394" / -03/48+.252 / -0221.635224402.4528$28.14
20MH1002+.0472" / -0110+.375 / -02625202.56503780$59.53
20MH1202+.0472" / -0112+.375 / -021.52.451636453.6774$68.84
20MH252+.0472" / -012-1/2+.126 / -0118.40.55920.637400.75888$19.25
20MH302+.0472" / -013+.126 / -0930.65580.75697.50.9837$21.02
20MH352+.0472" / -013-1/2+.126 / -078.20.7547.40.88688.21.05821.1$22.24
20MH402+.0472" / -014+.126 / -066.40.8531.216641.2796.8$23.59
20MH452+.0472" / -014-1/2+.126 / -0600.95401.136751.35810$25.26
20MH502+.0472" / -015+.189 / -053.415341.25667.51.5801$27.72
20MH552+.0472" / -015-1/2+.189 / -0491.15391.38676.21.65808.5$29.91
20MH602+.0472" / -016+.189 / -0451.25401.56751.8810$32.28
20MH702+.0472" / -017+.189 / -037.41.4523.61.75654.52.1785.4$36.48
20MH802+.0472" / -018+.252 / -0331.652826602.4792$41.24
25MH1002-1/2+.0472" / -01-1/210+.375 / -046.829372.5117131405$57.72
25MH1202-1/2+.0472" / -01-1/212+.375 / -037.72.4905311313.61356$71.07
25MH302-1/2+.0472" / -01-1/23+.126 / -0171.40.610260.7512890.91545$22.01
25MH352-1/2+.0472" / -01-1/23-1/2+.126 / -0146.20.710240.8712781.051537$23.19
25MH402-1/2+.0472" / -01-1/24+.126 / -0128.50.81027112851.21543$26.41
25MH452-1/2+.0472" / -01-1/24-1/2+.126 / -0111.90.910091.1312601.351511$28.36
25MH502-1/2+.0472" / -01-1/25+.189 / -0100.5110051.2512581.51508$30.07
25MH552-1/2+.0472" / -01-1/25-1/2+.189 / -090.81.19971.3712471.651498$32.32
25MH602-1/2+.0472" / -01-1/26+.189 / -082.21.29871.512331.81479$34.49
25MH702-1/2+.0472" / -01-1/27+.189 / -068.51.49601.7512002.11438$40.64
25MH802-1/2+.0472" / -01-1/28+.252 / -059.71.6954211942.41433$45.57
25MH902-1/2+.0472" / -01-1/29+.252 / -052.51.89452.2511832.71419$51.21