
Heli-coil 3G-OTH-528989 — Technical Specifications
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with M4-0.70 thread size, right-hand coarse threads, and a dry film lubricant finish. Made from 18-8 material, it offers a tensile strength of 200,000 to 250,000 psi and is compatible with metal substrates. Supplied in a 1,000-piece pack (MPN 4184-4CNW060S), this metric insert requires an STI tap size of M4-0.70 for installation.
Technical Specifications
| Parameter | Value |
|---|---|
| Type | Screw-Locking, M4-0.70 Thread Size, 1,000 PK |
| Brand | HELI-COIL |
| Finish Type | Dry Film Lubricant |
| Thread Type | Coarse |
| STI Tap Size | M4-0.70 |
| Tensile Strength | 200,000 to 250,000 psi |
| Thread Direction | Right Hand |
| Compatible Material | Metal |
| Material Grade/Class | 18-8 |
| System Of Measurement | Metric |
| Manufacturer Part Number | 4184-4CNW060S |
