Minerallac Grade A Steel Hex N...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$328.57
Minerallac Grade A Steel Hex Nuts 1/2"-13 Zinc Plated Machine Screw Hardware, 1000 Pack

Minerallac Grade A Steel Hex Nuts 1/2"-13 Zinc Plated Machine Screw Hardware, 1000 Pack

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Model: 40140BFG

In Stock (leaves warehouse same day if ordered before 3pm ET)

$328.57
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Minerallac Grade A Steel Hex Nuts 1/2"-13 Zinc Plated Machine Screw Hardware

Professional Grade Fastening Hardware for Machine Screw Applications

Minerallac Grade A Steel Hex Nuts deliver reliable fastening performance for machine screw applications. These 1/2"-13 hexagonal nuts feature zinc plated steel construction with right hand threading, providing corrosion resistance and professional durability for industrial and commercial fastening requirements.

Professional Features & Benefits

  • Grade A Steel Construction: Ensures superior strength and reliability for demanding fastening applications
  • 1/2"-13 Thread Size: Standard coarse threading provides secure engagement with compatible machine screws
  • Zinc Plated Finish: Silver zinc coating delivers enhanced corrosion resistance and extended service life
  • Hexagonal Design: Six-sided configuration allows for secure grip and efficient installation with standard tools
  • Right Hand Threading: Standard thread direction ensures compatibility with conventional machine screw systems
  • Precision Dimensions: 0.750 in width and 0.437 in height provide consistent fit and performance

Technical Specifications

  • Country Of Origin: China
  • Grade: Grade A
  • Material Of Construction: Steel
  • Nut Type: Hexagonal Nut
  • Product Color: Silver
  • Product Finish: Zinc Plated
  • Product Height: 0.437 in
  • Product Size: 2-Jan
  • Product Type: Machine Screw Nut
  • Product Width: 0.750 in
  • Thread Direction: Right Hand
  • Thread Size: 13
  • Thread Type: Coarse

Professional Applications

  • Industrial Equipment Assembly
  • Commercial Construction Projects
  • Machinery Maintenance and Repair
  • Electrical Panel and Enclosure Assembly
  • HVAC System Installation
  • Manufacturing and Production Lines
  • Professional Maintenance Operations

Why Choose Minerallac Quality?

Minerallac Grade A steel construction with zinc plated finish ensures reliable performance and corrosion resistance. The precision hexagonal design and standard threading provide professional-grade fastening solutions for demanding applications.

Manufacturer Resources

Product Specs

Grade:
Grade A
Material Of Construction:
Steel
Nut Type:
Hexagonal Nut
Product Color:
Silver
Product Finish:
Zinc Plated
Product Height:
0.437 in
Product Size:
2-Jan
Product Type:
Hex Nut
Product Width:
0.750 in
Thread Direction:
Right Hand
Thread Size:
13
Thread Type:
Coarse
Department:
Electrical
Product Subgroup:
Hex Bolts & Nuts
Product Group:
Hangers, Supports & Fasteners

Minerallac 40140BFG – Frequently Asked Questions

1) Is a Grade A steel hex nut strong enough to pair with a Grade 5 or Grade 8 bolt?
No. Grade A is the low-carbon steel class, intended to match low-carbon machine screws and bolts. Pair a Grade 5 bolt with a Grade 5 (Grade 2H/Grade B) nut and a Grade 8 bolt with a Grade 8 nut, otherwise the nut threads strip before the bolt reaches its rated load. Use these 1/2-13 Minerallac nuts on general fastening, strut, hanger rod and enclosure assembly where no high-strength grade is called out on the drawing.
2) What wrench or socket size fits these 1/2-13 Minerallac hex nuts?
The nut measures 0.750 in across the width, so a 3/4 inch wrench or socket is the tool. Height is 0.437 in, which is a standard machine screw nut profile rather than a thick or jam nut.
3) Are zinc plated hex nuts okay for outdoor or damp locations?
These are zinc plated steel, which handles indoor humidity, electrical rooms, and covered or dry outdoor runs. Zinc plating is a sacrificial coating, not stainless, so for direct weather exposure, coastal air, wash-down areas or anywhere sitting in standing water, step up to hot-dip galvanized or stainless hardware instead.
4) How many nuts come in a Minerallac 40140BFG box?
The 40140BFG is sold as a 1000-piece bulk pack of 1/2-13 hex nuts, which is the quantity MRO stockrooms and electrical contractors buy for ongoing strut, rod and enclosure work rather than a single job.
5) Can I use these hex nuts to mount electrical panels and enclosures?
Yes, that is one of the intended uses. The zinc plated 1/2-13 hex nut works for panel and enclosure assembly, HVAC equipment mounting, machinery repair, and general industrial assembly. On a painted or coated enclosure, add a flat washer to spread load and a lock washer or second nut where vibration is a factor, since this is a plain hex nut with no built-in locking feature.
6) Will these nuts match the silver zinc hardware already on my strut runs?
Finish-wise, yes. They are silver zinc plated steel, the same look as standard zinc plated strut nuts, rod and channel hardware, so replacements blend with existing runs instead of standing out. Confirm thread is 1/2-13 coarse on what you already have, since 1/2 inch also exists in a 20-pitch fine thread that will not engage.
How fast can I get the Minerallac 40140BFG delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Minerallac 40140BFG come with a warranty?
Absolutely. The Minerallac 40140BFG is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Minerallac 40140BFG?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Minerallac 40140BFG from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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