M8 x 16mm Security Torx Button Head Barrel Nuts - Stainless Steel (A2)


Key Features

  • M8 Metric Thread Size (8mm)
  • A2 Stainless Steel, also known as 18-8 or 304 Stainless Steel. Details.
  • Internal Thread Size (T): M8 (8mm)
  • Shaft Length (L): 16mm
  • Head Diameter (Min) (D): 14.3mm
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M8 x 16mm Security Torx Button Head Barrel Nuts - Stainless Steel (A2) Technical Specification

M8 x 16mm Security Torx Button Head Barrel Nuts - Stainless Steel (A2) Drawing
Ext Shaft Diameter (Max) (d)10mm
Ext Shaft Diameter (Min) (d)9.8mm
Head Diameter (Max) (D)14.8mm
Head Diameter (Min) (D)14.3mm
Head Length (H)5mm
Internal Thread Length (E)12mm
Internal Thread Size (T)M8 (8mm)
Manufacturing StandardNot Standardised
MaterialStainless Steel (A2)
Material SpecificationStainless Steel (A2)
Metric or Imperial?Metric
Shaft Length (L)16mm
Torx SizeT40

Product Certifications

Certificate of Conformity Included
Certificate of Conformity Included
RoHS Certified
RoHS Certified
REACH Certified
REACH Certified
Quality Approved

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M8 x 16mm Security Torx Button Head Barrel Nuts - Stainless Steel (A2) Description

The M8 x 16mm Security Torx Button Head Barrel Nuts - Stainless Steel (A2) has the following features:

  • 5mm Head Length (H)
  • Not Standardised Manufacturing Standard
  • T40 Torx Size
  • Stainless Steel (A2) Material
  • Stainless Steel (A2) Material Specification
  • 1.25mm Pitch
  • Natural Finish
  • 16mm Shaft Length (L)
  • Metric Metric or Imperial?
  • M8 (8mm) Internal Thread Size (T)
  • 12mm Internal Thread Length (E)
  • 14.3mm Head Diameter (Min) (D)
  • 10mm Ext Shaft Diameter (Max) (d)
  • 9.8mm Ext Shaft Diameter (Min) (d)
  • 14.8mm Head Diameter (Max) (D)

Discover more about the Security Torx Button Head Barrel Nuts range

Female Security Torx Button Head Screws are manufactured with a tamper-proof security torx head, and feature a hollow shaft to be fastened to a protruding thread. Female Security Torx Button Head Screws have a wide variety of uses, and are generally paired with a machine screw, such as a matching Security Button Head Screw. These components are operated using one of AccuScrews’ Security Torx Drive Bits.


This range of products is available in A2 Stainless Steel as standard. Additional finishes such as Chemical Blackening and Resin Locking Patches are available on request.

Metric Female Security Torx Button Head Screws

This range is available in metric thread sizes of between M4 and M10, shaft lengths from 10.00mm up to 30.00mm, and internal thread lengths of up to 25.00mm.

Shipping Information

Shipping Destinations:Worldwide.
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Weight Band (100 items):Between 1kg and 5kg. Add to cart to calculate exact weights.

Component History

Product First Available:Sunday, June 28, 2015
Stock Last Updated:11:36 pm
Tuesday, October 26, 2021
Specification Last Updated:Tuesday, October 26, 2021

APC / Barcodes

APC (Accu Product Code):HHSN-M8-16-A2
EAN13 (International Article No.):5054328323100
ASIN (Amazon Stock Identification No.):ASIN not defined.