HELI-COIL Helical Insert: Tangless Tang Style, Free-Running, 1/4"-20 Thread Size
The HELI-COIL Helical Insert is a free-running, tangless insert with a 1/4"-20 coarse thread, plain finish, and 18-8 material grade. It offers a tensile strength of 200,000 to 250,000 psi, is compatible with metal…
SKU 3G-OTH-527326
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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Deskripsi Produk
The HELI-COIL Helical Insert is a free-running, tangless insert with a 1/4"-20 coarse thread, plain finish, and 18-8 material grade. It offers a tensile strength of 200,000 to 250,000 psi, is compatible with metal, and comes in a 100-piece pack (MPN AT1185-4C250).
Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.
Pertanyaan yang Sering Diajukan
What is a HELI-COIL tangless helical insert used for?
A HELI-COIL tangless helical insert repairs or reinforces threads in metal. It provides a durable, free-running internal thread for 1/4"-20 coarse fasteners, ideal for automotive, aerospace, and industrial maintenance applications where stripped threads need restoration.
What are the specifications of the HELI-COIL AT1185-4C250 insert?
The HELI-COIL AT1185-4C250 is a free-running, tangless insert with 1/4"-20 coarse thread, 18-8 material grade, plain finish, and tensile strength of 200,000 to 250,000 psi. It is right-hand threaded, compatible with metal, and comes in a 100-piece pack.
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the AT1185-4C250 tangless insert to your facility. Contact us for pricing and lead time.
How to install a tangless helical insert?
Install a tangless helical insert by drilling to the specified STI tap size (1/4"-20), tapping the hole, then using a tangless installation tool to wind the insert into place. No tang to break off simplifies installation. Follow HELI-COIL guidelines for best results.
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3G Electric memasok HELI-COIL free-running tangless helical inserts. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.









