Knurled Press Nut Metric Hardened Steel
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Hardened Steel - Maximum Panel Hardness - Rockwell-85
Part Number Thread Size D Max. Min. Sheet
Thickness 		Hole in
Sheet 		A Max. B ± 35 C ± 25
Carbon Steel Stainless Steel
BFC-M2-0 BFCS-M2-0 M2 x 0.4 0.76 0.80 4.25 4.22 6.30 1.50
BFC-M2-1 BFCS-M2-1 0.97 1.00
BFC-M2-2 BFCS-M2-2 1.37 1.40
BFC-M2-3 BFCS-M2-3 2.21 2.30
BFC-M2.5-0 BFCS-M2.5-0 M2.5 x 0.45 0.76 0.80 4.25 4.22 6.30 1.50
BFC-M2.5-1 BFCS-M2.5-1 0.97 1.00
BFC-M2.5-2 BFCS-M2.5-2 1.37 1.40
BFC-M2.5-3 BFCS-M2.5-3 2.21 2.30
BFC-M3-0 BFCS-M3-0 M3 x 0.5 0.76 0.80 4.25 4.22 6.30 1.50
BFC-M3-1 BFCS-M3-1 0.97 1.00
BFC-M3-2 BFCS-M3-2 1.37 1.40
BFC-M3-3 BFCS-M3-3 2.21 2.30
BFC-M3.5-0 BFCS-M3.5-0 M3.5 x 0.6 0.76 0.80 4.75 4.73 7.10 1.50
BFC-M3.5-1 BFCS-M3.5-1 0.97 1.00
BFC-M3.5-2 BFCS-M3.5-2 1.37 1.40
BFC-M3.5-3 BFCS-M3.5-3 2.21 2.30
BFC-M4-0 BFCS-M4-0 M4 x 0.7 0.76 0.80 5.40 5.38 7.90 2.00
BFC-M4-1 BFCS-M4-1 0.97 1.00
BFC-M4-2 BFCS-M4-2 1.37 1.40
BFC-M4-3 BFCS-M4-3 2.21 2.30
BFC-M5-0 BFCS-M5-0 M5 x 0.8 0.76 0.80 6.40 6.38 8.70 2.00
BFC-M5-1 BFCS-M5-1 0.97 1.00
BFC-M5-2 BFCS-M5-2 1.37 1.40
BFC-M5-3 BFCS-M5-3 2.21 2.30
BFC-M6-1 BFCS-M6-1 M6 x 1.0 1.37 1.40 8.75 8.72 11.05 4.08
BFC-M6-2 BFCS-M6-2 2.21 2.30
BFC-M6-3 BFCS-M6-3 3.05 3.20
BFC-M8-1 BFCS-M8-1 M8 x 1.25 1.37 1.40 10.50 10.44 12.65 5.47
BFC-M8-2 BFCS-M8-2 2.21 2.30
BFC-M8-3 BFCS-M8-3 3.05 3.20
BFC-M10-1 BFCS-M10-1 M10 x 1.5 2.21 2.30 14.00 13.94 17.35 7.48
BFC-M10-2 BFCS-M10-2 3.05 3.20
BFC-M10-3 BFCS-M10-3 6.00 6.40
Heat Treated Carbon Steel
Finish: Zinc Clear
Thread: 6H ISO metric
Use in: Materials with
Rockwell Hardness
of B-80 or less. 		Austenitic Stainless Steel
Finish: Passivated
Thread: 6H ISO metric
Use in: Materials with
Rockwell Hardness
of B-70 or less.