Brass Inserts
Shrinathji Enterprise manufactures a wide range of high-precision Brass Inserts designed for secure and long-lasting threaded connections in plastic components, wooden structures, and light metal parts. Built using high-quality free-cutting brass and manufactured to precise tolerances, our inserts offer superior grip strength, corrosion resistance, and easy installation.
Whether you need press-fit, expansion, or heat-fit inserts, we offer standard and custom designs to suit a wide variety of industrial applications.
Our brass inserts are available in various designs such as:
Knurled Inserts (Straight, Diamond, Helical)
Round Inserts
Hexagonal Inserts
Ultrasonic and Heat Fit Inserts



| Parameter | Specification Range / Details |
|---|---|
| Material Grades | IS 319 Free-Cutting Brass, CW614N, CW617N |
| Insert Types | Knurled, Round, Hexagonal, Ultrasonic, Heat Fit, Expansion |
| Outer Diameter (OD) | 2.5 mm to 25 mm (custom sizes available) |
| Length | 4 mm to 50 mm (or as per drawing) |
| Inner Thread Sizes | M2 to M20 (Metric), 2BA to 1/2″ (BSP, UNC, NPT, custom) |
| Knurling Patterns | Straight, Diamond, Spiral, Custom |
| Tolerance | Up to ±0.02 mm (based on application) |
| Finish Options | Natural, Nickel Plated, Chrome, Tin Coated |
| Installation Methods | Heat Fit, Ultrasonic, Press Fit, Mold-In |
| Application Media | Plastic, Wood, Light Metals |
| Threading | Internal & External Threads (on request) |
| Customization | Fully customizable per client drawing or sample |
| Batch Size | Prototypes to large-volume OEM production |
| Testing Conducted | Thread Gauge Testing, Dimensional & Visual Checks, Pull-Out Test (optional) |