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Nylock Hex Nut

DIN 985 (Historical)Corresponding standard: ISO 10511

Material
Stainless Steel, Carbon Steel
Property Class
04, 05, 8, A2-70 and more
Finish
Passivated, Plain, Zinc Plated, Hot Dip Galvanized and more
Size range
M5–M36
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Select sizes and quantities — 10 confirmed sizes to DIN 985

Material
Grade
Stainless SteelCarbon Steel
Finish
dNominal Diameter (mm)PThread Pitch (mm)sWidth Across Flats (max) (mm)eWidth Across Corners (min) (mm)mNut Height (mm)MOQQuantity and inquiry
M50.888.7952000
M611011.0562000
M81.251314.3882000
M101.51718.9101000
M121.751921.1121000
M1622426.75161000
M202.53033.5320500
M2433639.9822500
M303.54650.8525500
M3645560.7929500

Showing 10 of 10 sizes

M5 × 0.8 × 8 × 8.79 × 5

dNominal Diameter (mm)M5
PThread Pitch (mm)0.8
sWidth Across Flats (max) (mm)8
eWidth Across Corners (min) (mm)8.79
mNut Height (mm)5
MOQ2000

M6 × 1 × 10 × 11.05 × 6

dNominal Diameter (mm)M6
PThread Pitch (mm)1
sWidth Across Flats (max) (mm)10
eWidth Across Corners (min) (mm)11.05
mNut Height (mm)6
MOQ2000

M8 × 1.25 × 13 × 14.38 × 8

dNominal Diameter (mm)M8
PThread Pitch (mm)1.25
sWidth Across Flats (max) (mm)13
eWidth Across Corners (min) (mm)14.38
mNut Height (mm)8
MOQ2000

M10 × 1.5 × 17 × 18.9 × 10

dNominal Diameter (mm)M10
PThread Pitch (mm)1.5
sWidth Across Flats (max) (mm)17
eWidth Across Corners (min) (mm)18.9
mNut Height (mm)10
MOQ1000

M12 × 1.75 × 19 × 21.1 × 12

dNominal Diameter (mm)M12
PThread Pitch (mm)1.75
sWidth Across Flats (max) (mm)19
eWidth Across Corners (min) (mm)21.1
mNut Height (mm)12
MOQ1000

M16 × 2 × 24 × 26.75 × 16

dNominal Diameter (mm)M16
PThread Pitch (mm)2
sWidth Across Flats (max) (mm)24
eWidth Across Corners (min) (mm)26.75
mNut Height (mm)16
MOQ1000

M20 × 2.5 × 30 × 33.53 × 20

dNominal Diameter (mm)M20
PThread Pitch (mm)2.5
sWidth Across Flats (max) (mm)30
eWidth Across Corners (min) (mm)33.53
mNut Height (mm)20
MOQ500

M24 × 3 × 36 × 39.98 × 22

dNominal Diameter (mm)M24
PThread Pitch (mm)3
sWidth Across Flats (max) (mm)36
eWidth Across Corners (min) (mm)39.98
mNut Height (mm)22
MOQ500

M30 × 3.5 × 46 × 50.85 × 25

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)25
MOQ500

M36 × 4 × 55 × 60.79 × 29

dNominal Diameter (mm)M36
PThread Pitch (mm)4
sWidth Across Flats (max) (mm)55
eWidth Across Corners (min) (mm)60.79
mNut Height (mm)29
MOQ500

Product details

Description
Nylock hex nut manufactured to DIN 985, featuring a nylon insert that resists loosening under vibration. Available in metric diameters from M5 to M20 in carbon steel (grades 8, 10) and stainless steel (A2-70, A4-80). Surface finishes include zinc plating, hot dip galvanizing, Dacromet, blackening, plain, and passivated. For quotation, specify diameter, pitch, material, grade, finish, and quantity. Minimum order quantities vary by size.
Features
Locking feature integral to the nut body · Hexagon form driven by standard spanners and sockets · Reusability depends on the locking feature defined by the standard · Available in M5–M20 · Stainless Steel and Carbon Steel options
Applications
Joints subject to vibration, Machinery and moving equipment, Automotive and vehicle 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 Nylock Hex Nut do you supply?

Execution standard: DIN 985. The confirmed specification table covers M5–M36 diameters. Use the specification table to select the exact variant required for quotation.

Which materials, grades and finishes can I order?

Material: Stainless Steel, Carbon Steel; Property class: 04, 05, 8, A2-70, A4-80, 10; Finish: Passivated, Plain, Zinc Plated, Hot Dip Galvanized, Dacromet, Blackened, Phosphate. Availability should be confirmed against the selected specification and order quantity.

Can I order DIN 985 against an ISO 10511 drawing?

ISO 10511 is the corresponding standard recorded for DIN 985 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 Nylock Hex Nut

Add sizes, quantities, destination and any drawing or spreadsheet.