Engineered for superior performance, this M7 x 83mm brass hex head cap screw offers exceptional corrosion resistance and electrical conductivity. Its robust design ensures reliable fastening in challenging industrial settings.
| Standard | ASME B18 |
| Material | Brass |
| Finish | Zinc Plated |
| Grade | N/A |
| Size | M7 |
| Length | 83mm |
| Head Width | 24mm |
Designed for demanding industrial environments, this M7 x 83mm hex head cap screw is precision-manufactured from high-grade brass (specifically UNS C36000 or equivalent free-machining brass), offering excellent resistance to corrosion, particularly in marine and chemical applications. The substantial 24mm head width provides a broad bearing surface, distributing load effectively and preventing material pull-through. Its M7 thread pitch ensures secure and precise engagement with standard metric nuts and tapped holes, making it ideal for applications requiring non-sparking properties or where galvanic corrosion is a concern.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate mating nut or tapped hole with an M7 thread. 2. Insert the cap screw, ensuring threads are aligned to prevent cross-threading. 3. Tighten the cap screw to the specified torque using a suitable wrench on the hex head, avoiding over-tightening.
| 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 |
| 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) |
|---|---|---|
| M7 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M7 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using the wrong size wrench, leading to stripped hex heads. | Utilize a wrench that precisely fits the 24mm hex head to ensure proper engagement and prevent damage. |
| Cross-threading the M7 threads due to misalignment. | Carefully align the screw with the mating thread and hand-tighten a few turns to confirm proper engagement before applying torque. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Electrical grounding and bonding applications, Marine hardware and fittings, Corrosion-resistant assemblies in chemical plants.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||