View All Sizes / Materials
1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel
Images shown for graphic representation

1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel

HPN-1.3/8-12-A4-BL

. Order within 19 hours, 14 minutes. Details. Find out when you will get it.
Delivered To Get it by
Australia Thursday, January 18, 2018
Austria Wednesday, January 17, 2018
Belgium Wednesday, January 17, 2018
Canada Thursday, January 18, 2018
Czech Republic Wednesday, January 17, 2018
Denmark Wednesday, January 17, 2018
Europe (EU) Wednesday, January 17, 2018
France Wednesday, January 17, 2018
Germany Wednesday, January 17, 2018
Hong Kong Thursday, January 18, 2018
India Thursday, January 18, 2018
Indonesia Thursday, January 18, 2018
Ireland Wednesday, January 17, 2018
Malaysia Thursday, January 18, 2018
Mexico Thursday, January 18, 2018
Netherlands Wednesday, January 17, 2018
New Zealand Thursday, January 18, 2018
Norway Wednesday, January 17, 2018
Philippines Thursday, January 18, 2018
Rest of World Thursday, January 18, 2018
Singapore Thursday, January 18, 2018
South Africa Thursday, January 18, 2018
Sweden Wednesday, January 17, 2018
Switzerland Wednesday, January 17, 2018
Taiwan Wednesday, January 17, 2018
Turkey Wednesday, January 17, 2018
United Arab Emirates Thursday, January 18, 2018
United Kingdom Tuesday, January 16, 2018
United States Wednesday, January 17, 2018
United Kingdom (Saturday) Saturday, January 20, 2018

Key Features

  • 1.3/8-12 UNF imperial thread size
  • 2.062 inch total nut width
  • A4-70 cold-worked Stainless Steel, also known as marine grade or 316 Stainless Steel
  • Treated with a chemical matte black coating
  • Metric or Imperial?: Imperial
View the full technical specification
Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.
AccuScrews Components Official AccuScrews Product.

1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel Technical Specification

1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel Drawing
FinishChemical Matte Black
General Tolerances0.13mm
Manufacturing StandardANSI B18.2.2
MaterialA4 Stainless Steel - Black
Material SpecificationA4-70 Stainless Steel
Metric or Imperial?Imperial
Nut Length (T)1.260 inch
Nut Width A/F (F)2.062 inch
Nut Width A/P (C)2.381 inch
Thread Pitch12 TPI
Thread Size1.3/8-12

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.


1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel Description

The 1.3/8-12 UNF Imperial Hexagon Nuts (ANSI B18.2.2) - Black A4 Stainless Steel has the following features:

  • Imperial Metric or Imperial?
  • A4 Stainless Steel - Black Material
  • 1.3/8-12 Thread Size
  • A4-70 Stainless Steel Material Specification
  • ANSI B18.2.2 Manufacturing Standard
  • Chemical Matte Black Finish
  • 2.062 inch Nut Width A/F (F)
  • 2.381 inch Nut Width A/P (C)
  • 1.260 inch Nut Length (T)
  • 12 TPI Thread Pitch
  • 0.13mm General Tolerances

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.36kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:10:00 PM
Tuesday, December 12, 2017
Specification Last Updated:Wednesday, October 18, 2017
APC (Accu Product Code):HPN-1.3/8-12-A4-BL
EAN13 (International Article No.):5057195013310
ASIN (Amazon Stock Identification No.):ASIN not defined.

Top