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Hex Nut, Product Grade C

ISO 4034 (Current)Corresponding standard: ISO 4032

Material
Carbon Steel
Property Class
5
Finish
Zinc Plated, Hot Dip Galvanized, Dacromet, Blackened and more
Size range
M6–M36
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Select sizes and quantities — 9 confirmed sizes to ISO 4034

Material
Grade
Finish
dNominal Diameter (mm)PThread Pitch (mm)sWidth Across Flats (max) (mm)eWidth Across Corners (min) (mm)mNut Height (mm)sWidth Across Flats (min) (mm)MOQQuantity and inquiry
M611010.896.49.642000
M81.251314.27.912.572000
M101.51617.599.515.571000
M121.751819.8512.217.571000
M1622426.1715.923.161000
M202.53032.951929.16500
M2433639.5522.335500
M303.54650.8526.445500
M3645560.7931.953.8500

Showing 9 of 9 sizes

M6 × 1 × 10 × 10.89 × 6.4 × 9.64 × 4.9

dNominal Diameter (mm)M6
PThread Pitch (mm)1
sWidth Across Flats (max) (mm)10
eWidth Across Corners (min) (mm)10.89
mNut Height (mm)6.4
sWidth Across Flats (min) (mm)9.64
MOQ2000

M8 × 1.25 × 13 × 14.2 × 7.9 × 12.57 × 6.4

dNominal Diameter (mm)M8
PThread Pitch (mm)1.25
sWidth Across Flats (max) (mm)13
eWidth Across Corners (min) (mm)14.2
mNut Height (mm)7.9
sWidth Across Flats (min) (mm)12.57
MOQ2000

M10 × 1.5 × 16 × 17.59 × 9.5 × 15.57 × 8

dNominal Diameter (mm)M10
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)16
eWidth Across Corners (min) (mm)17.59
mNut Height (mm)9.5
sWidth Across Flats (min) (mm)15.57
MOQ1000

M12 × 1.75 × 18 × 19.85 × 12.2 × 17.57 × 10.4

dNominal Diameter (mm)M12
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)18
eWidth Across Corners (min) (mm)19.85
mNut Height (mm)12.2
sWidth Across Flats (min) (mm)17.57
MOQ1000

M16 × 2 × 24 × 26.17 × 15.9 × 23.16 × 14.1

dNominal Diameter (mm)M16
PThread Pitch (mm)2
sWidth Across Flats (max) (mm)24
eWidth Across Corners (min) (mm)26.17
mNut Height (mm)15.9
sWidth Across Flats (min) (mm)23.16
MOQ1000

M20 × 2.5 × 30 × 32.95 × 19 × 29.16 × 16.9

dNominal Diameter (mm)M20
PThread Pitch (mm)2.5
sWidth Across Flats (max) (mm)30
eWidth Across Corners (min) (mm)32.95
mNut Height (mm)19
sWidth Across Flats (min) (mm)29.16
MOQ500

M24 × 3 × 36 × 39.55 × 22.3 × 35 × 20.2

dNominal Diameter (mm)M24
PThread Pitch (mm)3
sWidth Across Flats (max) (mm)36
eWidth Across Corners (min) (mm)39.55
mNut Height (mm)22.3
sWidth Across Flats (min) (mm)35
MOQ500

M30 × 3.5 × 46 × 50.85 × 26.4 × 45 × 24.3

dNominal Diameter (mm)M30
PThread Pitch (mm)3.5
sWidth Across Flats (max) (mm)46
eWidth Across Corners (min) (mm)50.85
mNut Height (mm)26.4
sWidth Across Flats (min) (mm)45
MOQ500

M36 × 4 × 55 × 60.79 × 31.9 × 53.8 × 29.4

dNominal Diameter (mm)M36
PThread Pitch (mm)4
sWidth Across Flats (max) (mm)55
eWidth Across Corners (min) (mm)60.79
mNut Height (mm)31.9
sWidth Across Flats (min) (mm)53.8
MOQ500

Product details

Description
Hexagon nut manufactured to ISO 4034, product grade C. Supplied in carbon steel with a choice of zinc plated, hot dip galvanized, Dacromet, blackened, phosphate or plain finish. Thread sizes from M6 to M24 with standard metric pitches. For quotation, specify diameter, pitch, finish and quantity.
Features
Hexagon shape for standard spanner or socket installation · Full internal thread from M6 to M24 · Carbon steel with multiple finish options · Product grade C per ISO 4034
Applications
General bolted assembly with matching bolts and studs, Steel structure connections, Machinery and equipment assembly

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 Hex Nut, Product Grade C do you supply?

Execution standard: ISO 4034. The confirmed specification table covers M6–M36 diameters. Use the specification table to select the exact variant required for quotation.

Which materials, grades and finishes can I order?

Material: Carbon Steel; Property class: 5; Finish: Zinc Plated, Hot Dip Galvanized, Dacromet, Blackened, Phosphate, Plain. Availability should be confirmed against the selected specification and order quantity.

Can I order ISO 4034 against an ISO 4032 drawing?

ISO 4032 is the corresponding standard recorded for ISO 4034 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.

Quote Hex Nut, Product Grade C

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