This M4x16mm Hex Head Cap Screw, manufactured from high-strength Aluminum 6061, offers exceptional corrosion resistance and a lightweight profile for diverse fastening needs.
| Standard | DIN 933 |
| Material | Aluminum 6061 |
| Finish | Anodized |
| Grade | N/A |
| Size | M4 |
| Length | 16mm |
| Head Width | 28mm |
Specified by design engineers worldwide, this M4x16mm Hex Head Cap Screw is precision-machined from Aluminum 6061, renowned for its excellent strength-to-weight ratio and superior corrosion resistance. The nominal diameter is M4, with a functional length of 16mm and an overall head width of 28mm, providing ample bearing surface for secure torque application. This material is ideal for applications requiring resistance to environmental degradation without compromising structural integrity, commonly found in aerospace, automotive, and marine environments.
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 are clean and free from debris. 2. Insert the cap screw through the components to be fastened. 3. Tighten the cap screw to the specified torque using an appropriate hex driver, avoiding over-tightening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | DIN 933 |
| 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) |
|---|---|---|
| M4 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M4 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using excessive torque, which can strip threads in aluminum. | Consult a torque chart for Aluminum 6061 fasteners and use a calibrated torque wrench. |
| Cross-threading the screw during installation. | Start threading by hand to ensure proper alignment before applying mechanical force. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Lightweight structural assemblies, Corrosion-prone environments, General industrial fastening.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||