HEFTY™ Die Springs are heavy duty metal compression springs manufactured using round wire, specifically designed to be used as Die Springs or as heavy duty coil springs in any heavy stress, heavy load application. Lee Spring offers FIVE different types of HEFTY™ Die Springs, based on Load, for applications requiring Medium Duty up through Extra Heavy duty Die Springs. Learn more about HEFTY™ Die Spring and How to Measure a Compression Spring.
Engineering Notes & Tolerances
Spring Materials, Specifications & Data
Spring Coatings and Surface Treatments
Material | ||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LHL 1000AB 11 |
2.464 |
0.97 |
24.64 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
12.7 |
5 |
127 |
18393.7 |
1839.37 |
18.394 |
1.8394 |
103 |
180.39 |
18.039 |
7.061 |
2.78 |
70.61 |
0.396 |
0.156 |
3.96 |
OTCS |
LHL 1000AB 12 |
2.464 |
0.97 |
24.64 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
13.97 |
5.5 |
139.7 |
16429.4 |
1642.94 |
16.429 |
1.6429 |
92 |
161.12 |
16.112 |
7.823 |
3.08 |
78.23 |
0.396 |
0.156 |
3.96 |
OTCS |
LHL 1000AB 13 |
2.464 |
0.97 |
24.64 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
15.24 |
6 |
152.4 |
14465 |
1446.5 |
14.465 |
1.4465 |
81 |
141.86 |
14.186 |
8.763 |
3.45 |
87.63 |
0.396 |
0.156 |
3.96 |
OTCS |
LHL 1000C 01 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
2.54 |
1 |
25.4 |
196438 |
19643.8 |
196.438 |
19.6438 |
1100 |
1926.46 |
192.646 |
1.778 |
0.7 |
17.78 |
0.432 |
0.17 |
4.32 |
OTCS |
LHL 1000D 02 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
5.08 |
2 |
50.8 |
203581 |
20358.1 |
203.581 |
20.3581 |
1140 |
1996.52 |
199.652 |
3.759 |
1.48 |
37.59 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 03 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
6.35 |
2.5 |
63.5 |
153579 |
15357.9 |
153.579 |
15.3579 |
860 |
1506.14 |
150.614 |
4.648 |
1.83 |
46.48 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 04 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
7.62 |
3 |
76.2 |
125006 |
12500.6 |
125.006 |
12.5006 |
700 |
1225.93 |
122.593 |
5.461 |
2.15 |
54.61 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 05 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
8.89 |
3.5 |
88.9 |
104469 |
10446.9 |
104.469 |
10.4469 |
585 |
1024.53 |
102.453 |
6.325 |
2.49 |
63.25 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 06 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
10.16 |
4 |
101.6 |
90182.9 |
9018.29 |
90.183 |
9.0183 |
505 |
884.42 |
88.442 |
7.163 |
2.82 |
71.63 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 07 |
2.477 |
0.975 |
24.77 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
11.43 |
4.5 |
114.3 |
78575.2 |
7857.52 |
78.575 |
7.8575 |
440 |
770.59 |
77.059 |
8.052 |
3.17 |
80.52 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1000D 01 |
2.489 |
0.98 |
24.89 |
2.54 |
1 |
25.4 |
1.27 |
0.5 |
12.7 |
3.81 |
1.5 |
38.1 |
228582 |
22858.2 |
228.582 |
22.8582 |
1280 |
2241.70 |
224.17 |
2.819 |
1.11 |
28.19 |
0.503 |
0.198 |
5.03 |
OTCS |
LHL 1250B 09 |
2.896 |
1.14 |
28.96 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
12.7 |
5 |
127 |
45537.9 |
4553.79 |
45.538 |
4.5538 |
255 |
446.59 |
44.659 |
7.785 |
3.065 |
77.85 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1250B 08 |
2.908 |
1.145 |
29.08 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
11.43 |
4.5 |
114.3 |
50895.3 |
5089.53 |
50.895 |
5.0895 |
285 |
499.13 |
49.913 |
6.985 |
2.75 |
69.85 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1250AB 09 |
2.921 |
1.15 |
29.21 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
12.7 |
5 |
127 |
31430.1 |
3143.01 |
31.43 |
3.143 |
176 |
308.23 |
30.823 |
7.366 |
2.9 |
73.66 |
0.488 |
0.192 |
4.88 |
OTCS |
LHL 1250B 10 |
2.921 |
1.15 |
29.21 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
13.97 |
5.5 |
139.7 |
40180.5 |
4018.05 |
40.181 |
4.0181 |
225 |
394.05 |
39.405 |
8.433 |
3.32 |
84.33 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1250B 11 |
2.921 |
1.15 |
29.21 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
15.24 |
6 |
152.4 |
36608.9 |
3660.89 |
36.609 |
3.6609 |
205 |
359.02 |
35.902 |
9.157 |
3.605 |
91.57 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1250B 12 |
2.921 |
1.15 |
29.21 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
17.78 |
7 |
177.8 |
31072.9 |
3107.29 |
31.073 |
3.1073 |
174 |
304.73 |
30.473 |
10.561 |
4.158 |
105.61 |
0.526 |
0.207 |
5.26 |
OTCS |
LHL 1250AB 08 |
2.946 |
1.16 |
29.46 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
11.43 |
4.5 |
114.3 |
34644.5 |
3464.45 |
34.645 |
3.4645 |
194 |
339.76 |
33.976 |
6.553 |
2.58 |
65.53 |
0.488 |
0.192 |
4.88 |
OTCS |
LHL 1250AB 10 |
2.946 |
1.16 |
29.46 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
13.97 |
5.5 |
139.7 |
28037.1 |
2803.71 |
28.037 |
2.8037 |
157 |
274.96 |
27.496 |
7.899 |
3.11 |
78.99 |
0.488 |
0.192 |
4.88 |
OTCS |
LHL 1250AB 11 |
2.946 |
1.16 |
29.46 |
3.175 |
1.25 |
31.75 |
1.588 |
0.625 |
15.88 |
15.24 |
6 |
152.4 |
25715.5 |
2571.55 |
25.716 |
2.5716 |
144 |
252.19 |
25.219 |
8.509 |
3.35 |
85.09 |
0.488 |
0.192 |
4.88 |
OTCS |