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Loksert - 5/16" UNF Heavy Duty Stainless Steel Solid Insert | 3734-5/16HD

Loksert 5/16" UNF Heavy Duty Stainless Steel Solid Insert | 3734-5/16HD The Loksert 5/16" UNF Heavy Duty Stainless Steel Solid Insert (3734-5/16HD) is a high-strength keylocking insert engineered for permanent thread repair and reinforcement. Manufactured from Stainless Steel... Read More
Vendor: Loksert
SKU: 3734-5/16HD
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Loksert 5/16" UNF Heavy Duty Stainless Steel Solid Insert | 3734-5/16HD

The Loksert 5/16" UNF Heavy Duty Stainless Steel Solid Insert (3734-5/16HD) is a high-strength keylocking insert engineered for permanent thread repair and reinforcement. Manufactured from Stainless Steel AISI303, it delivers exceptional thread strength and locking performance for critical industrial applications.

► Key Features

  • Heavy Duty 5/16" UNF keylocking insert
  • Manufactured from Stainless Steel AISI303
  • One-piece solid insert construction
  • Pre-assembled locking keys provide positive retention
  • High pull-out strength and vibration resistance
  • Suitable for repairing worn, damaged or stripped threads
  • No tang removal required during installation
  • Suitable for ferrous, non-ferrous and non-metallic materials
  • Ideal for engineering, maintenance and industrial applications

► Technical Specifications

  • Product Type: Heavy Duty Keylocking Insert
  • Internal Thread: 5/16" UNF
  • Pitch: 24 TPI
  • Material: Stainless Steel AISI303
  • Style: Heavy Duty
  • Brand: Loksert
  • Part Number: 3734-5/16HD

► Why Tradies Grab This

Designed to restore thread strength in demanding environments, this Loksert insert delivers a secure, long-lasting repair solution that helps minimise downtime and replacement costs.

► Industrial Shed’s Trade Guarantee – Shop with Confidence

  • We Stand By Our Gear: Professional-grade products built for demanding industrial environments.
  • Loyalty Matters: Trade account benefits for repeat customers.
  • Real Support, No Runaround: Backed by a team that understands workshop and site requirements.
  • Fast Delivery, Every Time: Reliable shipping to keep your operation moving.

► Stock won’t last — get yours now at Industrial Shed!

At Industrial Shed, we know you need your gear fast and without the runaround. Here’s what makes our shipping better:

Local Delivery, Done In-House: If you're on the Mornington Peninsula, we handle delivery ourselves—no middlemen, no delays. Get your tools the same day or next day, straight from our team to your door.

Nationwide Reach, Reliable Partners: Need it shipped across Australia? We work with top couriers to offer standard and express options, so you get your order when you need it.

Track Every Step: You’ll get a tracking number the moment your order ships. No guessing—just a clear view of where your delivery’s at.

Service with a Real Human Touch: Got special delivery needs? Give us a shout. We’re here to make it happen, no fuss.

With Industrial Shed, you're not just another package in the mail. We get your order to you fast, safe, and with the reliability you expect.

For more information, visit Shipping Details: The Essentials.

At Industrial Shed, we keep things simple. If something’s not right or you’re not satisfied, we’ll sort it out—fast and easy.

What Sets Us Apart?

Fast Turnaround: We don’t mess around. When you need to return an item, we process it quickly so you’re not left waiting. Our goal is to get your refund or exchange sorted fast so you can get back to work.

Local Touch: For customers on the Mornington Peninsula, we offer the added benefit of in-store returns for quicker resolution. No shipping hassles—just bring it back to us, and we’ll handle the rest.

No-Nonsense Support: We make returns and refunds straightforward. If there’s a problem, you won’t be stuck in endless back-and-forths. We’re hands-on and get it sorted with minimal hassle.

Clear Policies, No Surprises: We believe in being upfront. Our return and refund policy is clear, so you know exactly what’s covered—whether it’s warranty claims, special orders, or regular returns. You’ll never be left guessing.

Built for Tradies: We understand the demands of the job, so we’re all about making returns and refunds simple, quick, and no fuss—because downtime is the last thing you need.

For more information, visit Returns & Refunds: Straight Talk.

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