View All Sizes / Materials
1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel
Images shown for graphic representation

1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel

SEB-1/4-28-3-A4-R360

. Order within 12 hours, 52 minutes. Details. Find out when you will get it.
Delivered To Get it by
Australia Wednesday, February 14, 2018
Austria Tuesday, February 13, 2018
Belgium Tuesday, February 13, 2018
Canada Wednesday, February 14, 2018
Czech Republic Tuesday, February 13, 2018
Denmark Tuesday, February 13, 2018
Europe (EU) Tuesday, February 13, 2018
France Tuesday, February 13, 2018
Germany Tuesday, February 13, 2018
Hong Kong Wednesday, February 14, 2018
India Wednesday, February 14, 2018
Indonesia Wednesday, February 14, 2018
Ireland Tuesday, February 13, 2018
Malaysia Wednesday, February 14, 2018
Mexico Wednesday, February 14, 2018
Netherlands Tuesday, February 13, 2018
New Zealand Wednesday, February 14, 2018
Norway Tuesday, February 13, 2018
Philippines Wednesday, February 14, 2018
Rest of World Wednesday, February 14, 2018
Singapore Wednesday, February 14, 2018
South Africa Wednesday, February 14, 2018
Sweden Tuesday, February 13, 2018
Switzerland Tuesday, February 13, 2018
Taiwan Tuesday, February 13, 2018
Turkey Tuesday, February 13, 2018
United Arab Emirates Wednesday, February 14, 2018
United Kingdom Monday, February 12, 2018
United States Tuesday, February 13, 2018
United Kingdom (Saturday) Saturday, February 10, 2018

Available In Other Materials & Finishes


Key Features

  • Thread Size (T): 1/4-28
  • Length (L): 3 inch
  • Hexagon Width A/F (H): 0.438 inch
  • Material: A4 Stainless Steel
  • Finish: Thread Locking
View the full technical specification
Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.
$2.36 / each.
Buy more & save
40 units$1.68 each29% Discount
100 units$1.40 each41% Discount
200 units$1.15 each51% Discount
400+ unitsGet A Quote
Manufactured to your order. Allow 15 working days to dispatch.
Buy online and we'll manufacture your components within 15 working days.
View Comparison
AccuScrews Components Official AccuScrews Product.

1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel Technical Specification

1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel Drawing
FinishThread Locking
General Tolerance+/-0.13mm
Hexagon Length (K)0.163 inch
Hexagon Width A/F (H)0.438 inch
Length (L)3 inch
Manufacturing StandardANSI B18.2.1
MaterialA4 Stainless Steel
Metric or Imperial?Imperial
Pitch28 TPI
Screw Material SpecificationA4-70 Stainless Steel
Thread Length [Min] (B)0.75 inch
Thread Size (T)1/4-28

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.


1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel Description

The 1/4-28 UNF x 3 inch Imperial Plain Hexagon Bolts (ANSI B18.2.1) - Thread Locking A4 Stainless Steel has the following features:

  • 1/4-28 Thread Size (T)
  • ANSI B18.2.1 Manufacturing Standard
  • 3 inch Length (L)
  • A4 Stainless Steel Material
  • 28 TPI Pitch
  • A4-70 Stainless Steel Screw Material Specification
  • 0.438 inch Hexagon Width A/F (H)
  • 0.163 inch Hexagon Length (K)
  • Thread Locking Finish
  • +/-0.13mm General Tolerance
  • Imperial Metric or Imperial?
  • 0.75 inch Thread Length [Min] (B)

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.02kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:03:07 am
Sunday, January 21, 2018
Specification Last Updated:Thursday, January 18, 2018
APC (Accu Product Code):SEB-1/4-28-3-A4-R360
EAN13 (International Article No.):5057195555926
ASIN (Amazon Stock Identification No.):ASIN not defined.

Top