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4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - Marine Stainless Steel (A4)
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4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - Marine Stainless Steel (A4)

SIK-4-40-1/4-A4

Key Features

  • A4 Stainless Steel, also known as marine grade or 316 Stainless Steel. Details.
  • Thread Size (T): 4-40
  • Length (L): 1/4 inch
  • Head Diameter (D): 0.212 inch
  • Material: Marine Stainless Steel (A4)
View Full Technical Specification.

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4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - Marine Stainless Steel (A4) Technical Specification

4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - Marine Stainless Steel (A4) Drawing
Countersunk Angle (CA)80-82 Degrees
Countersunk Length (H)0.067 inch
Drive#1
FinishNatural
General Tolerance+/- 0.13mm
Head Diameter (D)0.212 inch
Length (L)1/4 inch
Manufacturing StandardANSI B18.6.3
MaterialMarine Stainless Steel (A4)
Material SpecificationMarine Stainless Steel (A4)
Metric or Imperial?Imperial
Pitch40 UNC
Thread Size (T)4-40

Product Certifications

Certificate of Conformity Included
Certificate of Conformity Included
RoHS Certified
RoHS Certified
REACH Certified
REACH Certified
ISO9001
ISO9001
Quality Approved

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4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - Marine Stainless Steel (A4) Description

The 4-40 x 1/4 inch Phillips Countersunk Screws (ANSI B18.6.3) - A4 Stainless Steel has the following features:

  • 4-40 Thread Size (T)
  • ANSI B18.6.3 Manufacturing Standard
  • 1/4 inch Length (L)
  • #1 Drive
  • A4 Stainless Steel Material
  • A4 Stainless Steel Material Specification
  • 40 UNC Pitch
  • Self Colour Finish
  • 0.067 inch Countersunk Length (C)
  • +/- 0.13mm General Tolerance
  • Imperial Metric or Imperial?
  • 0.212 inch Head Diameter (D)

Shipping Information

Shipping Destinations:Worldwide.
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Weight Band (100 items):Less than 0.1kg. Add to cart to calculcate exact weights.

Component History

Product First Available:Friday, January 22, 2016
Stock Last Updated:12:03 am
Friday, May 7, 2021
Specification Last Updated:Thursday, May 6, 2021

APC / Barcodes

APC (Accu Product Code):SIK-4-40-1/4-A4
EAN13 (International Article No.):5057196259410
ASIN (Amazon Stock Identification No.):ASIN not defined.