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4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel
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AccuScrews Components Official AccuScrews Product.

4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel

SSC-4-40-1/4-A4-BL

. Order within 1 days, 16 hours, 10 minutes. Details. Find out when you will get it.
Deliverd To Get it by
Australia Tuesday, June 13, 2017
Belgium Monday, June 12, 2017
Canada Tuesday, June 13, 2017
Europe (EU) Monday, June 12, 2017
India Tuesday, June 13, 2017
Ireland Monday, June 12, 2017
Mexico Tuesday, June 13, 2017
Rest of World Tuesday, June 13, 2017
United Kingdom Friday, June 9, 2017
United States Monday, June 12, 2017
United Kingdom (Saturday) Saturday, June 10, 2017

Available In Other Materials & Finishes


Key Features


Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.

£0.66 / each.
Buy more & save
50 units£0.48 each27% Discount
100 units£0.38 each42% Discount
250 units£0.31 each53% Discount
500 units£0.26 each61% Discount
Manufactured to your order. Allow 11 working days to dispatch.
Buy online and we'll manufacture your components within 11 working days.
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4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel Technical Specification

4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel Drawing
FinishChemical Matt Black
Fully ThreadedNo
General Tolerances+/- 0.13mm
Head Diameter (D)0.183 inch
Head Length (H)0.112 inch
Hexagon A/F (J)3/32 inch
Hexagon Depth (P)0.051 inch
Length (L)1/4 inch
Manufacturing StandardANSI B18.3
MaterialA4 Stainless Steel - Black
Material SpecificationA4 Stainless Steel - Black
Metric or Imperial?Imperial
Screw Thread Pitch40 TPI
Thread Length (Max)0.75 - 0.99 inch
Thread Size (T)4-40

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4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel Description

The 4-40 x 1/4 inch UNC Cap Head Screws (ANSI B18.3) - Black A4 Stainless Steel has the following features:

  • 4-40 Thread Size (T)
  • 0.112 inch Head Length (H)
  • 0.051 inch Hexagon Depth (P)
  • ANSI B18.3 Manufacturing Standard
  • 1/4 inch Length (L)
  • 3/32 inch Hexagon A/F (J)
  • +/- 0.13mm General Tolerances
  • No Fully Threaded
  • A4 Stainless Steel - Black Material
  • A4 Stainless Steel - Black Material Specification
  • 40 TPI Screw Thread Pitch
  • Chemical Matt Black Finish
  • Imperial Metric or Imperial?
  • 0.183 inch Head Diameter (D)
  • 0.75 - 0.99 inch Thread Length (Max)

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.46kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:11:49 PM
Tuesday, May 23, 2017
Specification Last Updated:Monday, February 13, 2017
APC (Accu Product Code):SSC-4-40-1/4-A4-BL
EAN13 (International Article No.):5054328964648
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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