View All Sizes / Materials
1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel
Images shown for graphic representation

1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel

SSK-1/4-20-3/4-A4-BL

. Order within 11 hours, 41 minutes. Details. Find out when you will get it.
Delivered To Get 120 pieces by:
Australia Friday, December 1, 2017
Austria Thursday, November 30, 2017
Belgium Thursday, November 30, 2017
Canada Friday, December 1, 2017
Czech Republic Thursday, November 30, 2017
Denmark Thursday, November 30, 2017
Europe (EU) Thursday, November 30, 2017
France Thursday, November 30, 2017
Germany Thursday, November 30, 2017
Hong Kong Friday, December 1, 2017
India Friday, December 1, 2017
Indonesia Friday, December 1, 2017
Ireland Thursday, November 30, 2017
Malaysia Friday, December 1, 2017
Mexico Friday, December 1, 2017
Netherlands Thursday, November 30, 2017
New Zealand Friday, December 1, 2017
Norway Thursday, November 30, 2017
Philippines Friday, December 1, 2017
Rest of World Friday, December 1, 2017
Singapore Friday, December 1, 2017
South Africa Friday, December 1, 2017
Sweden Thursday, November 30, 2017
Switzerland Thursday, November 30, 2017
Taiwan Thursday, November 30, 2017
Turkey Thursday, November 30, 2017
United Arab Emirates Friday, December 1, 2017
United Kingdom Wednesday, November 29, 2017
United States Thursday, November 30, 2017
United Kingdom (Saturday) Saturday, December 2, 2017

Available In Other Materials & Finishes


Key Features

  • Metric or Imperial?: Imperial
  • Thread Size (T): 1/4-20
  • Overall Length (L): 3/4 inch
  • Hexagon A/F (A): 5/32 inch
  • Material: A4 Stainless Steel - Black
View the full technical specification
Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.
$1.25 / each.
Buy more & save
50 units$0.92 each26% Discount
100 units$0.73 each42% Discount
250 units$0.59 each53% Discount
500 units$0.50 each60% Discount
1000+ unitsGet A Quote
120 Stock This item may take 4 additional day to dispatch. Confirm delivery date at checkout. Need more than 120?
Buy online and we'll manufacture your components within 4 working days.
View Comparison
AccuScrews Components Official AccuScrews Product.

1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel Technical Specification

1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel Drawing
Countersunk Length (H)0.161 inch
FinishChemical Matte Black
General Tolerance+/- 0.13mm
Head Diameter [max] (D)0.531 inch
Hexagon A/F (A)5/32 inch
Hexagon Depth (P)0.111 inch
Manufacturing StandardANSI B18.3
MaterialA4 Stainless Steel - Black
Material SpecificationA4-70 Stainless Steel
Metric or Imperial?Imperial
Overall Length (L)3/4 inch
Screw Thread Pitch20 TPI
Thread Size (T)1/4-20

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.


1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel Description

The 1/4-20 UNC x 3/4 inch Socket Countersunk Screws (ANSI B18.3) - Black A4 Stainless Steel has the following features:

  • 1/4-20 Thread Size (T)
  • 5/32 inch Hexagon A/F (A)
  • 0.111 inch Hexagon Depth (P)
  • ANSI B18.3 Manufacturing Standard
  • 3/4 inch Overall Length (L)
  • A4 Stainless Steel - Black Material
  • A4-70 Stainless Steel Material Specification
  • 20 TPI Screw Thread Pitch
  • Chemical Matte Black Finish
  • +/- 0.13mm General Tolerance
  • Imperial Metric or Imperial?
  • 0.531 inch Head Diameter [max] (D)
  • 0.161 inch Countersunk Length (H)

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.01kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:04:18 AM
Wednesday, November 22, 2017
Specification Last Updated:Monday, October 23, 2017
APC (Accu Product Code):SSK-1/4-20-3/4-A4-BL
EAN13 (International Article No.):5054328973947
ASIN (Amazon Stock Identification No.):ASIN not defined.

Top