View All Sizes / Materials
5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel
Images shown for graphic representation

5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel

SEB-5/16-18-5.1/2-A4-BL

. Order within 19 hours, 03 minutes. Details. Find out when you will get it.
Delivered To Get it by
Australia Friday, March 23, 2018
Austria Thursday, March 22, 2018
Belgium Thursday, March 22, 2018
Canada Friday, March 23, 2018
Czech Republic Thursday, March 22, 2018
Denmark Thursday, March 22, 2018
Europe (EU) Thursday, March 22, 2018
France Thursday, March 22, 2018
Germany Thursday, March 22, 2018
Hong Kong Friday, March 23, 2018
India Friday, March 23, 2018
Indonesia Friday, March 23, 2018
Ireland Thursday, March 22, 2018
Malaysia Friday, March 23, 2018
Mexico Friday, March 23, 2018
Netherlands Thursday, March 22, 2018
New Zealand Friday, March 23, 2018
Norway Thursday, March 22, 2018
Philippines Friday, March 23, 2018
Rest of World Friday, March 23, 2018
Saudi Arabia Friday, March 23, 2018
Singapore Friday, March 23, 2018
South Africa Friday, March 23, 2018
Sweden Thursday, March 22, 2018
Switzerland Thursday, March 22, 2018
Taiwan Thursday, March 22, 2018
Turkey Thursday, March 22, 2018
United Arab Emirates Friday, March 23, 2018
United Kingdom Wednesday, March 21, 2018
United States Thursday, March 22, 2018
United Kingdom (Saturday) Saturday, March 24, 2018

Available In Other Materials & Finishes


Key Features

  • Thread Size (T): 5/16-18
  • Length (L): 5.1/2 inch
  • Hexagon Width A/F (H): 0.5 inch
  • Material: A4 Stainless Steel
  • Finish: Chemical Matte Black
View the full technical specification
Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.
$4.82 / each.
Buy more & save
50 units$3.04 each37% Discount
100 units$2.50 each48% Discount
200+ unitsGet A Quote
Manufactured to your order. Allow 18 working days to dispatch.
Buy online and we'll manufacture your components within 18 working days.
View Comparison
AccuScrews Components Official AccuScrews Product.

5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel Technical Specification

5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel Drawing
FinishChemical Matte Black
General Tolerance+/-0.13mm
Hexagon Length (K)0.211 inch
Hexagon Width A/F (H)0.5 inch
Length (L)5.1/2 inch
Manufacturing StandardANSI B18.2.1
MaterialA4 Stainless Steel
Metric or Imperial?Imperial
Pitch18 TPI
Screw Material SpecificationA2-70 Stainless Steel
Thread Length [Min] (B)0.875 inch
Thread Size (T)5/16-18

See a problem with this specification? Let us know.


Product Certifications

Signed Certificate of Conformity
Signed Certificate of Conformity
RoHS Compliant
RoHS Compliant
REACH Compliant
REACH Compliant

3D Models

3D models are only available to registered customers.

To view and download models from our 3D library, please log in or sign up.


5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel Description

The 5/16-18 UNC x 5.1/2 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Black A4 Stainless Steel has the following features:

  • 5/16-18 Thread Size (T)
  • ANSI B18.2.1 Manufacturing Standard
  • 5.1/2 inch Length (L)
  • A4 Stainless Steel Material
  • 18 TPI Pitch
  • A2-70 Stainless Steel Screw Material Specification
  • 0.5 inch Hexagon Width A/F (H)
  • 0.211 inch Hexagon Length (K)
  • Chemical Matte Black Finish
  • +/-0.13mm General Tolerance
  • Imperial Metric or Imperial?
  • 0.875 inch Thread Length [Min] (B)

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.06kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:08:41 pm
Thursday, February 22, 2018
Specification Last Updated:Thursday, January 18, 2018
APC (Accu Product Code):SEB-5/16-18-5.1/2-A4-BL
EAN13 (International Article No.):5054328993921
ASIN (Amazon Stock Identification No.):ASIN not defined.

Top