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Hexagon Flange Bolt with Serrated Flange

DIN 6921 (Historical)Corresponding standard: ISO 4162

Material
Stainless Steel, Alloy Steel, Carbon Steel
Property Class
A2-70, A4-80, 10.9, 4.8 and more
Finish
Passivated, Plain, Zinc Plated, Dacromet and more
Size range
M5–M16
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Select sizes and quantities — 60 confirmed sizes to DIN 6921

Material
Grade
Stainless SteelAlloy SteelCarbon Steel
Finish
dNominal Diameter (mm)lLength (mm)PThread Pitch (mm)sWidth Across Flats (max) (mm)dcFlange Diameter (mm)kNominal Head Height (mm)MOQQuantity and inquiry
M10401.51521.811.4500
M10451.51521.811.4500
M10501.51521.811.4500
M10601.51521.811.4500
M10701.51521.811.4500
M10801.51521.811.4500
M12251.75182613.8500
M12301.75182613.8500
M12351.75182613.8500
M12401.75182613.8500
M12451.75182613.8500
M12501.75182613.8500
M12601.75182613.8500
M12701.75182613.8500
M12801.75182613.8500
M12901.75182613.8500

Showing 16 of 60 sizes

M10 × 40 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)40
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M10 × 45 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)45
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M10 × 50 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)50
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M10 × 60 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)60
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M10 × 70 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)70
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M10 × 80 × 1.5 × 15 × 21.8 × 11.4 × 26

dNominal Diameter (mm)M10
lLength (mm)80
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)15
dcFlange Diameter (mm)21.8
kNominal Head Height (mm)11.4
MOQ500

M12 × 25 × 1.75 × 18 × 26 × 13.8 × 25

dNominal Diameter (mm)M12
lLength (mm)25
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 30 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)30
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 35 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)35
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 40 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)40
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 45 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)45
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 50 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)50
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 60 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)60
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 70 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)70
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 80 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)80
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

M12 × 90 × 1.75 × 18 × 26 × 13.8 × 30

dNominal Diameter (mm)M12
lLength (mm)90
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
dcFlange Diameter (mm)26
kNominal Head Height (mm)13.8
MOQ500

Product details

Description
Hexagon flange bolt with a serrated bearing surface, manufactured to DIN 6921. The integrated flange eliminates the need for a separate washer, while the serrations provide vibration resistance. Available in metric diameters M6 to M10 and various lengths, with materials including carbon steel, alloy steel, and stainless steel. Property classes 4.8, 8.8, 10.9, A2-70, and A4-80 are offered, with finishes such as zinc plated, hot dip galvanized, Dacromet, blackened, phosphate, plain, and passivated. For quotation, specify diameter, length, material, grade, and finish.
Features
Serrated flange face for vibration resistance · Integrated flange replaces separate washer · Available in multiple materials and finishes · Metric sizes M6 to M10
Applications
Assemblies subject to vibration, Automotive and vehicle component mounting, Machinery frames where a separate washer is not wanted

Order assurance

Confirmed for the quoted product and order.

Reports & inspection

Agreed in the quotation.

  • EN 10204 3.1 material certificate
  • Dimensional inspection report
  • Certificate of conformity
  • Mechanical test report
  • Chemical analysis report
  • Coating inspection report
  • Batch and lot traceability

Packaging & delivery

Options we supply.

  • Bulk carton packing
  • Small boxes with outer cartons
  • Palletized shipment
  • Fumigation-free pallets
  • Inner poly bags
  • Buyer branding and labels

Product questions

What sizes of Hexagon Flange Bolt with Serrated Flange do you supply?

Execution standard: DIN 6921. The confirmed specification table covers M5–M16 diameters and 10–120 lengths. Use the specification table to select the exact variant required for quotation.

Which materials, grades and finishes can I order?

Material: Stainless Steel, Alloy Steel, Carbon Steel; Property class: A2-70, A4-80, 10.9, 4.8, 8.8; Finish: Passivated, Plain, Zinc Plated, Dacromet, Blackened, Phosphate, Hot Dip Galvanized. Availability should be confirmed against the selected specification and order quantity.

Can I order DIN 6921 against an ISO 4162 drawing?

ISO 4162 is the corresponding standard recorded for DIN 6921 in the TAURUS standard library. Send the drawing with your enquiry: the execution standard is confirmed line by line on the quotation, and any dimension that differs between the two tables is pointed out before the order.

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