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Thread
&
Pitch
H Max Min Sheet
Thickness
Hole Size in Panel
+0.13 -0.0
S Max D+/- 0.25 Min C/L to
edge of
panel
M5 x 0.8 2.7 1.3 5.0 1.14 7.8 10.7
M6 x 1.0
2.8 1.5 6.0 1.27 9.4 11.5
M8 x 1.25 3.5 2.0 8.0 1.78 12.5 12.7
M10 x 1.5 4.1 2.3 10.0 2.29 15.7 13.7

Lengths
Thread Size Length (L) +/- 0.4
M5 x 0.8 15 20 25 30 35 40 45 50
M6 x 1.0 15 20 25 30 35 40 45 50
M3.5 x 15 20 25 30 35 40 45 50
M8 x 1.25 15 20 25 30 35 40 45 50
M10 x 1.5 15 20 25 30 35 40 45 50

Note: Steel parts are Through-Hardened to Grade 10.9. In safety critical applications we recommend that all Grade

10.9 parts are supplied either unplated or with a Dacromet coating as we cannot 100% guarantee against hydrogen-

embrittlement as a result of Electro Plating.

Materials Finishes
Carbon Steel (X)
300 Series Stainless Steel (A2)
Bright Zinc / Clear Passivate (ZI)Zinc / Yellow Passivate (Special Order) (ZC)
Maximum hardness of parent material : Steel parts - 85HRB : Stainless Steel parts - 70HRB. Please note that Stainless Steel parts cannot usually be successfully installed into Stainless Steel Sheet.
Part Number Examples
Type | Thread | Length | Finishi.e. : NHTS-M8-20-ZI(High Strength Stud-M8x20mm-Steel-BZP)i.e. : NHTS-M10-15-A2(High Strength Stud-M10x15mm-Stainless Steel)
 
Thread Size D+ 0.08 Pocket Diameter in Punch(Measure head diameter of fastener & add 0.5mm)
M3
5.03 7.55 - 8.05
M6
6.03 9.15 - 9.65
M8 8.03 12.25 - 12.75
M10 10.03 15.45 - 15.95