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HELI-COIL Thread Repair Kit: #10-32, Free-Running, Stainless Steel - Insert & Tool Kits
HELI-COILInsert & Tool Kits

HELI-COIL Thread Repair Kit: #10-32, Free-Running, Stainless Steel

The HELI-COIL Thread Repair Kit (MPN 5402-3) is a tanged tang style insert and tool kit for free-running, #10-32 fine thread repairs in metal. It includes 18-8 stainless steel helical inserts with a right-hand thread…

SKU 3G-OTH-527859

Also listed as: 54023 · 5402 3

Brand
HELI-COIL
Item
Thread Repair Kit: #10-32, Free-Running, Stainless Steel
Category
Insert & Tool Kits
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HELI-COIL
Manufacturer Part Number
5402-3
Type
Free-Running, #10-32 Thread Size, Stainless Steel
Finish Type
Plain
Thread Type
Fine
STI Tap Size
#10-32
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
Insert Types Included
Helical Inserts
System of Measurement
Inch

Technical Documents

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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Thread Repair Kit (MPN 5402-3) is a tanged tang style insert and tool kit for free-running, #10-32 fine thread repairs in metal. It includes 18-8 stainless steel helical inserts with a right-hand thread direction and an STI tap size of #10-32, using inch measurement.

Frequently Asked Questions

What is a HELI-COIL Thread Repair Kit used for?

A HELI-COIL Thread Repair Kit restores damaged internal threads in metal components. It uses 18-8 stainless steel helical inserts to create strong, free-running #10-32 fine threads. This kit is ideal for automotive, aerospace, and industrial maintenance applications where original threads have stripped or worn out.

What are the specifications of the HELI-COIL 5402-3 kit?

The HELI-COIL 5402-3 kit includes tanged tang style helical inserts made of 18-8 stainless steel. It is designed for #10-32 fine threads with right-hand direction, uses inch measurement, and includes an STI tap. Compatible with metal substrates, it provides free-running thread repair without locking elements.

Where to buy HELI-COIL Thread Repair Kit 5402-3 worldwide?

3G Electric supplies the HELI-COIL Thread Repair Kit 5402-3 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this genuine HELI-COIL thread repair kit.

How to install a HELI-COIL thread insert?

To install a HELI-COIL insert, drill out the damaged thread to the specified size, then tap the hole using the included STI tap. Insert the helical coil using the tang-style installation tool, then break off the tang. Ensure the insert sits slightly below the surface for proper thread engagement in metal.

Used in

Common applications for HELI-COIL
Aerospace engine repair — HELI-COIL STI taps for M12x1.75 metric threads in aluminum alloy components
Automotive transmission rebuild — HELI-COIL STI taps for 7/16-14 UNC threads in cast iron housings
Industrial pump maintenance — HELI-COIL STI taps for #10-32 UNF threads in stainless steel pump bodies
Hydraulic cylinder repair — HELI-COIL STI taps for M6x1 metric threads in steel cylinder heads
General manufacturing — HELI-COIL STI taps for 9/16-18 UNF threads in machinery base plates

HELI-COIL Products

3G Electric supplies HELI-COIL insert & tool kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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