M8 Collar Nuts - Black Stainless Steel (A2)


Key Features

  • M8 Metric Thread Size (8mm)
  • Thread Size: M8 (8mm)
  • Collar Diameter (d): 18mm
  • Collar Thickness (T): 3.5mm
  • Nut Width A/F (F): 13mm
View Full Technical Specification.

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M8 Collar Nuts - Black Stainless Steel (A2) Technical Specification

M8 Collar Nuts - Black Stainless Steel (A2) Drawing
Collar Diameter (d)18mm
Collar Thickness (T)3.5mm
FinishMatte Black
Manufacturing StandardDIN 6331
MaterialBlack Stainless Steel (A2)
Material SpecificationStainless Steel (A2)
Nut Length (W)12mm
Nut Width A/F (F)13mm
Nut Width A/P (C)14.38mm
Thread SizeM8 (8mm)

Product Certifications

RoHS Certified
RoHS Certified
REACH Certified
REACH Certified
Quality Approved

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M8 Collar Nuts - Black Stainless Steel (A2) Description

The M8 Collar Nuts - Black Stainless Steel (A2) has the following features:

  • DIN 6331 Manufacturing Standard
  • 13mm Nut Width A/F (F)
  • Black Stainless Steel (A2) Material
  • Stainless Steel (A2) Material Specification
  • 1.25mm Pitch
  • Matte Black Finish
  • 14.38mm Nut Width A/P (C)
  • M8 (8mm) Thread Size
  • 18mm Collar Diameter (d)
  • 3.5mm Collar Thickness (T)
  • 12mm Nut Length (W)

Discover more about the Metric Collar Nuts range

Collar Nuts feature an integrated collar for enhanced load distribution. A Collared Nut is similar to a Flanged Hexagon Nut, but a collar does not feature a sloped edge.


Collar Nuts are manufactured in both A2 and A4 Stainless Steel, with Chemical Blackening available.


Metric Collar Nuts are available in thread sizes of between M6 and M36. Collar diameters range from 14mm up to 68mm.

Shipping Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.01kg.

Component History

Product First Available:Wednesday, May 25, 2016
Stock Last Updated:05:45 am
Tuesday, November 30, 2021
Specification Last Updated:Tuesday, November 30, 2021

APC / Barcodes

APC (Accu Product Code):HCON-M8-A2-BL
EAN13 (International Article No.):5057196441051
ASIN (Amazon Stock Identification No.):ASIN not defined.