1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel
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1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel

SSK-1/2-13-3-A4 By AccuScrews
. Order within 10 hours, 09 minutes. Details. Find out when you will get it.
Location Get 1 pieces by:
Australia Wednesday, January 4, 2017
Canada Wednesday, January 4, 2017
Europe (EU) Tuesday, January 3, 2017
India Wednesday, January 4, 2017
Rest of World Wednesday, January 4, 2017
United Kingdom Monday, January 2, 2017
United States Tuesday, January 3, 2017
United Kingdom (Saturday) Saturday, December 31, 2016

Eligible for 30 day returns. Details.

Key Features


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£20.29 / each.
Buy more & save
2 units£18.32 each10% Discount
4 units£16.53 each19% Discount
10 units£14.88 each27% Discount
20 units£13.36 each34% Discount

1 Stock This item may take 15 additional day to dispatch. Confirm delivery date at checkout.
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1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel Technical Specification

1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel Drawing
Countersunk Length (H)0.251 inch
FinishSelf Colour
General Tolerance+/- 0.13mm
Head Diameter [max] (D)0.938 inch
Hexagon A/F (A)5/16 inch
Hexagon Depth (P)0.172 inch
Manufacturing StandardANSI B18.3
MaterialA4 Stainless Steel
Material SpecificationA4-70 Stainless Steel
Metric or Imperial?Imperial
Overall Length (L)3 inch
Screw Thread Pitch13 TPI
Thread Size (T)1/2-13

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1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel Description

The 1/2-13 UNC x 3 inch Socket Countersunk Screws (ANSI B18.3) - A4 Stainless Steel has the following features:

  • 1/2-13 Thread Size (T)
  • 5/16 inch Hexagon A/F (A)
  • 0.172 inch Hexagon Depth (P)
  • ANSI B18.3 Manufacturing Standard
  • 3 inch Overall Length (L)
  • A4 Stainless Steel Material
  • A4-70 Stainless Steel Material Specification
  • 13 TPI Screw Thread Pitch
  • Self Colour Finish
  • +/- 0.13mm General Tolerance
  • Imperial Metric or Imperial?
  • 0.938 inch Head Diameter [max] (D)
  • 0.251 inch Countersunk Length (H)

Other Key Information

Shipping Destinations:Worldwide.
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Weight Band (100 items):Not defined. Add to cart to calculcate exact weights.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:04:35 AM
Friday, December 9, 2016
Specification Last Updated:Wednesday, October 12, 2016
APC (Accu Product Code):SSK-1/2-13-3-A4
EAN13 (International Article No.):5054328148291
ASIN (Amazon Stock Identification No.):ASIN not defined.

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Product Certifications

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


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