This M8x77mm Polycarbonate Hex Head Cap Screw offers exceptional strength and chemical resistance. Its lightweight, non-conductive properties make it ideal for demanding industrial environments where traditional metal fasteners may fail.
| Standard | ASME B18 |
| Material | Polycarbonate |
| Finish | Anodized |
| Grade | N/A |
| Size | M8 |
| Length | 77mm |
| Head Width | 9mm |
A proven choice for industrial professionals, this M8x77mm Hex Head Cap Screw is manufactured from high-impact polycarbonate, delivering superior tensile strength and excellent resistance to a wide range of chemicals, including acids, bases, and solvents. The M8 thread size ensures compatibility with standard metric M8 nuts and tapped holes, while the 77mm length provides ample engagement for secure fastening. The 9mm head width allows for easy assembly with standard hex tools, and the material's inherent non-conductivity makes it a safe choice for electrical enclosures and sensitive equipment. Its lightweight nature also contributes to reduced overall assembly weight without compromising integrity.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the mating threads or nut are clean and free from debris. 2. Insert the M8x77mm Polycarbonate Hex Head Cap Screw into the desired location, engaging the threads. 3. Tighten the screw using an appropriate hex driver until secure, avoiding overtightening to prevent material deformation.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M8 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M8 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening, which can strip threads or crack the polycarbonate material. | Use a torque wrench set to the manufacturer's recommended torque specification for polycarbonate fasteners or tighten until snug and then a quarter turn. |
| Using metal tools with excessive force, potentially damaging the hex head. | Employ hex drivers designed for plastic fasteners or ensure your metal drivers are in good condition to prevent slippage and damage. |
A: This Hex Head Cap Screw, Polycarbonate is manufactured from Polycarbonate.
A: Electrical enclosures and control panels, Medical equipment assemblies, Corrosive chemical processing equipment, Food and beverage processing machinery.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||