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HELI-COIL Helical Insert Assortment: Free-Running - Helical Insert Assortments
HELI-COILHelical Insert Assortments

HELI-COIL Helical Insert Assortment: Free-Running

<p>Reinforce metal threads with the HELI-COIL Helical Insert Assortment, a 6-piece kit of free-running, stainless steel inserts in fine thread M10-1.00. Each insert is made from 18-8 stainless steel with a plain…

SKU 3G-OTH-526541

Also listed as: R4744 · R474 4

Brand
HELI-COIL
Item
Helical Insert Assortment: Free-Running
Part Number
R474-4
Category
Helical Insert Assortments
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
R474-4
Type
Free-Running, Stainless Steel, Plain, Plain, 6 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Plain
Thread Type
Fine
STI Tap Size
M10-1.00
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Metric

Technical Documents

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

Product Description

<p>Reinforce metal threads with the HELI-COIL Helical Insert Assortment, a 6-piece kit of free-running, stainless steel inserts in fine thread M10-1.00. Each insert is made from 18-8 stainless steel with a plain finish, delivering tensile strength of 200,000 to 250,000 psi for durable repairs in metal components. This assortment is ideal for maintenance teams and manufacturers needing reliable thread restoration in right-hand, metric applications.</p><p>At 3G Electric, we support Singapore and SEA buyers with fast delivery, GST handling for local orders, and SGD quotes on request. Contact us for pricing on this HELI-COIL kit (MPN R474-4) and other industrial fastening solutions.</p>

Frequently Asked Questions

What is the thread size and type of these inserts?

These are fine thread inserts with STI tap size M10-1.00, metric, right-hand thread, and free-running type.

What material and strength do these inserts have?

They are made of 18-8 stainless steel with a plain finish, offering tensile strength of 200,000 to 250,000 psi.

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
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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, 54 Pieces, 3 # of Sizes, Tanged Tang Style, Free-Running (MPN 4934)
HELI-COIL
HELI-COIL Thread Repair Kit: 6 Inserts, 54 Pieces, 3 # of Sizes, Tanged Tang Style, Free-Running (MPN 4934)
This helical insert assortment includes 60 pieces across 3 sizes, featuring a tanged tang style and free-running design. The inserts are made from 18-8 stainless steel with a plain finish and have a fine right-hand thread (STI Tap Size 1/4"-28). Suitable for restoring damaged internal threads in metal components, commonly used in automotive, aerospace, and industrial maintenance applications
HELI-COIL
This helical insert assortment includes 60 pieces across 3 sizes, featuring a tanged tang style and free-running design. The inserts are made from 18-8 stainless steel with a plain finish and have a fine right-hand thread (STI Tap Size 1/4"-28). Suitable for restoring damaged internal threads in metal components, commonly used in automotive, aerospace, and industrial maintenance applications

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