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HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 4 Inserts, 60 Pieces - Helical Insert Assortments
HELI-COILHelical Insert Assortments

HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 4 Inserts, 60 Pieces

The HELI-COIL Thread Repair Kit (MPN 4937-150) is a tanged tang style helical insert assortment containing 60 pieces across 3 sizes, with 4 free-running inserts per size. It includes an STI tap size of M5-0.80…

SKU 3G-OTH-526542

Brand
HELI-COIL
Item
Thread Repair Kit: Tanged Tang Style, Free-Running, 4 Inserts, 60 Pieces
Category
Helical Insert Assortments
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Technical Specifications

HELI-COIL
Manufacturer Part Number
4937-150
Type
Free-Running, 3 # of Sizes
Pieces
60
Inserts
4
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
M5-0.80
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
Insert Types Included
Helical Inserts
System of Measurement
Metric
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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Thread Repair Kit (MPN 4937-150) is a tanged tang style helical insert assortment containing 60 pieces across 3 sizes, with 4 free-running inserts per size. It includes an STI tap size of M5-0.80, features a coarse thread type and right-hand thread direction, and is made from 18-8 material grade for use in metal. This metric kit is finished plain and is designed for thread repair applications.

Frequently Asked Questions

What is the HELI-COIL Thread Repair Kit 4937-150 used for?

The HELI-COIL Thread Repair Kit 4937-150 is used to restore damaged internal threads in metal components. It includes 60 helical inserts across 3 sizes, with 4 free-running inserts per size, and an STI tap size M5-0.80 for coarse metric threads.

What are the specifications of the HELI-COIL Thread Repair Kit 4937-150?

This kit includes 60 pieces across 3 sizes, with 4 free-running helical inserts per size. It features an STI tap size M5-0.80, coarse thread type, right-hand thread direction, and 18-8 material grade. It is metric and compatible with metal.

Where to buy the HELI-COIL Thread Repair Kit 4937-150 worldwide?

3G Electric supplies the HELI-COIL Thread Repair Kit 4937-150 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this thread repair kit to your facility, regardless of location.

How to select the right HELI-COIL thread repair kit for metric threads?

To select the right HELI-COIL kit, match the STI tap size to your damaged thread's nominal diameter and pitch. For metric coarse threads like M5-0.80, use a kit with the corresponding tap and inserts. Ensure the kit includes the correct number of inserts for your repair job.

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 helical insert assortments. 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: 6 Inserts, 60 Pieces, 3 # of Sizes, Tanged Tang Style, Free-Running (MPN 4936). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; Insert Types Included: Helical Inserts; STI Tap Size: 1/4"-28; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Thread Type: Fine.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, Stainless Steel, Plain, Plain, 6 PK (MPN R474-4). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: M10-1.00; Compatible Material: Metal; System of Measurement: Metric; Brand: HELI-COIL; Tensile Strength: 200,000 to 250,000 psi; Thread Type: Fine.
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