1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass
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1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass

SSK-1/4-28-2.1/4-BR By AccuScrews
. Order within 21 hours, 03 minutes. Details. Find out when you will get it.
Location Get it by
Australia Monday, January 9, 2017
Canada Monday, January 9, 2017
Europe (EU) Friday, January 6, 2017
India Monday, January 9, 2017
Rest of World Monday, January 9, 2017
United Kingdom Thursday, January 5, 2017
United States Friday, January 6, 2017
United Kingdom (Saturday) Saturday, January 7, 2017

Eligible for 30 day returns. Details.

Key Features


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Allow 20 working days to dispatch.

1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass Technical Specification

1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass Drawing
Countersunk Length (H)0.161 inch
FinishSelf Colour
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
MaterialBrass
Material SpecificationCZ121 Brass
Metric or Imperial?Imperial
Overall Length (L)2.1/4 inch
Screw Thread Pitch28 TPI
Thread Size (T)1/4-28

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1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass Description

The 1/4-28 UNF x 2.1/4 inch Socket Countersunk Screws (ANSI B18.3) - Brass has the following features:

  • 1/4-28 Thread Size (T)
  • 5/32 inch Hexagon A/F (A)
  • 0.111 inch Hexagon Depth (P)
  • ANSI B18.3 Manufacturing Standard
  • 2.1/4 inch Overall Length (L)
  • Brass Material
  • CZ121 Brass Material Specification
  • 28 TPI Screw Thread Pitch
  • Self Colour 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: Not defined.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:06:56 PM
Wednesday, December 7, 2016
Specification Last Updated:Wednesday, October 12, 2016
APC (Accu Product Code):SSK-1/4-28-2.1/4-BR
EAN13 (International Article No.):5057195233794
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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