This M21 x 92mm brass hex head cap screw offers excellent corrosion resistance and non-magnetic properties, making it ideal for demanding environments and sensitive applications. Precision manufactured for a secure and reliable fastening solution.
| Standard | DIN 933 |
| Material | Brass |
| Finish | Anodized |
| Grade | N/A |
| Size | M21 |
| Length | 92mm |
| Head Width | 15mm |
Engineered for reliability and performance, this M21 x 92mm hex head cap screw is manufactured from high-quality brass, offering superior resistance to corrosion and tarnishing, particularly in marine and humid environments. The nominal diameter is M21, with a total length of 92mm and a head width of 15mm, ensuring compatibility with standard M21 tooling and fittings. Brass's inherent non-magnetic properties also make it suitable for applications where magnetic interference must be avoided, such as in electrical enclosures and sensitive equipment.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate M21 nut or tapped hole. Ensure threads are clean and free of debris. 2. Insert the hex head cap screw through the components to be joined. 3. Tighten the screw using a properly sized hex wrench or socket, applying torque to the head until the desired clamping force is achieved.
| 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 |
| Copper (Cu) | 60.0 - 63.0% |
| Zinc (Zn) | Balance |
| Lead (Pb) | 2.5 - 3.7% |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M21 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M21 | 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 force during tightening, which can strip the threads or deform the component. | Apply torque gradually and use a torque wrench if precise clamping force is critical. |
| Using the wrong size hex wrench, leading to cam-out and potential damage to the screw head. | Always use the correct size hex wrench or socket that fits snugly into the screw head. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Electrical connectors and enclosures, Marine hardware and fittings, Plumbing and HVAC systems, Corrosive environments requiring non-sparking fasteners.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||