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HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 9/16"-18 Thread Size - Insert & Tool Kits
HELI-COILInsert & Tool Kits

HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 9/16"-18 Thread Size

The HELI-COIL Thread Repair Kit (MPN 5402-9) is a tanged tang style kit for free-running, stainless steel helical inserts. It includes a 9/16"-18 STI tap and inserts made from 18-8 stainless steel, with a fine…

SKU 3G-OTH-528041

Brand
HELI-COIL
Item
Thread Repair Kit: Tanged Tang Style, Free-Running, 9/16"-18 Thread Size
Category
Insert & Tool Kits
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Technical Specifications

HELI-COIL
Manufacturer Part Number
5402-9
Type
Free-Running, Stainless Steel
Finish Type
Plain
Thread Size
9/16"-18
Thread Type
Fine
STI Tap Size
9/16"-18
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
Insert Types Included
Helical Inserts
System of Measurement
Inch
View Full Spec Sheet

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

Product Description

The HELI-COIL Thread Repair Kit (MPN 5402-9) is a tanged tang style kit for free-running, stainless steel helical inserts. It includes a 9/16"-18 STI tap and inserts made from 18-8 stainless steel, with a fine, right-hand thread for inch-system metal repair.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the HELI-COIL Thread Repair Kit 5402-9 used for?

The HELI-COIL Thread Repair Kit 5402-9 is used to restore damaged internal threads in metal components. It creates strong, free-running 9/16"-18 fine threads using 18-8 stainless steel helical inserts, ideal for automotive, industrial, and maintenance applications.

What are the specifications of the HELI-COIL Thread Repair Kit 5402-9?

This kit includes a 9/16"-18 STI tap and helical inserts made from 18-8 stainless steel. It features a free-running, tanged tang design with right-hand, fine threads. The system of measurement is inch, and it is compatible with metal substrates.

Where to buy the HELI-COIL Thread Repair Kit 5402-9 worldwide?

3G Electric supplies the HELI-COIL Thread Repair Kit 5402-9 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine HELI-COIL products for your thread repair needs.

How to install a HELI-COIL thread insert from kit 5402-9?

Drill out the damaged thread to the specified size, then tap the hole using the included 9/16"-18 STI tap. Insert the helical coil using the tang, break off the tang after installation. Always follow standard thread repair practices for best results.

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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HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, #12-24 Thread Size, Stainless Steel (MPN 5401-1). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; Insert Types Included: Helical Inserts; STI Tap Size: #12-24; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Thread Type: Coarse.
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HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, #10-24 Thread Size, Stainless Steel (MPN 5401-3). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; Insert Types Included: Helical Inserts; STI Tap Size: #10-24; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Thread Type: Coarse.
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HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 3/4"-16 Thread Size, Stainless Steel (MPN 5402-12). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; Insert Types Included: Helical Inserts; STI Tap Size: 3/4"-16; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Thread Type: Fine.
HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, M14-2.00 Thread Size, 21 mm Overall Lg (MPN 5403-14). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; Insert Types Included: Helical Inserts; STI Tap Size: M14-2.00; Compatible Material: Metal; System of Measurement: Metric; Brand: HELI-COIL; Thread Type: Coarse.
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