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How Does it Work
 
Technical Data
 
Dimensions
 
Torque Charts
 
Hardness Conversion Table
 
CAD Drawings
 
Material Properties
 
Typical Assemblies
Heico-Lock® Zinc Flake Coated
Bolt 8.8 (galvanised or zinc plated)
 
  Oiled Dry
GF = 0.75, µG = 0.10,  µK = 0.16 GF = 0.62, µG = 0.15,  µK = 0.18
M Item Thread Pitch [mm] Torque [NM] Preload [kN] Torque [NM] Preload [kN]
3 H-HLS-3 0.50 1.3 2.4 1.3 2.0
3.5 H-HLS-3.5 0.60 2.1 3.3 2.1 2.7
4 H-HLS-4 0.70 3.1 4.2 3.1 3.5
5 H-HLS-5 0.80 6.0 6.8 6.0 5.6
6 H-HLS-6 1.00 10.5 9.7 10.6 8.0
8 H-HLS-8 1.25 25.1 17.6 25.2 14.5
10 H-HLS-10 1.50 49.4 27.8 49.9 23.0
12 H-HLS-12 1.75 84.7 40.4 85.6 33.4
14 H-HLS-14 2.00 135.8 55.4 137.3 45.8
16 H-HLS-16 2.00 207.0 75.2 210.3 62.2
18 H-HLS-18 2.50 289.0 92.0 293.0 76.0
20 H-HLS-20 2.50 407.0 118.0 411.0 97.0
22 H-HLS-22 2.50 553.0 146.0 559.0 120.0
24 H-HLS-24 3.00 696.0 169.0 708.0 140.0
27 H-HLS-27 3.00 1,014.0 221.0 1,029.0 182.0
30 H-HLS-30 3.50 1,381.0 269.0 1,402.0 222.0
33 H-HLS-33 3.50 1,858.0 333.0 1,892.0 275.0
36 H-HLS-36 4.00 2,398.0 392.0 2,442.0 324.0
39 H-HLS-39 4.00 3,089.0 468.0 3,152.0 387.0
42 H-HLS-42 4.50 3,826.0 538.0 3,902.0 445.0
45 H-HLS-45 4.50 4,761.0 627.0 4,857.0 518.0
48 H-HLS-48 5.00 5,766.0 707.0 5,884.0 585.0
52 H-HLS-52 5.00 7,373.0 844.0 7,537.0 698.0
56 H-HLS-56 5.50 9,183.0 974.0 9,387.0 806.0
60 H-HLS-60 5.50 11,350.0 1,134.0 11,606.0 937.0
64 H-HLS-64 6.00 13,677.0 1,284.0 13,998.0 1,062.0
68 H-HLS-68 6.00 16,894.0 1,467.0 17,258.0 1,212.0
72 H-HLS-72 6.00 20,112.0 1,661.0 20,585.0 1,373.0
76 H-HLS-76 6.00 23,706.0 1,867.0 24,290.0 1,543.0
GF = ratio of yield point [%]
µG = thread friction
µK = washer friction

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