This M7 x 29mm brass hex head cap screw offers superior corrosion resistance. Its robust brass construction and precise dimensions ensure reliable fastening in demanding environments.
| Standard | ASME B18 |
| Material | Brass |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M7 |
| Length | 29mm |
| Head Width | 8mm |
Trusted by engineers across multiple sectors, this M7 x 29mm hex head cap screw is manufactured from high-grade brass, renowned for its excellent corrosion resistance, especially in marine, chemical, and humid environments. The M7 thread size ensures compatibility with standard metric M7 nuts and tapped holes. With a head width of 8mm, it's designed for use with standard M7 hex wrenches or sockets, providing ample torque transfer for secure fastening. The 29mm length offers a substantial grip for joining moderate thicknesses of material, making it ideal for applications requiring both strength and resistance to environmental degradation.
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 material and into the receiving threaded hole or nut. 3. Tighten the screw using a standard M7 hex wrench or socket to the recommended torque specification for the application, 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 | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using excessive force which can strip threads or damage the brass material. | Refer to torque charts for brass fasteners or use hand-tightening followed by a quarter-turn for less critical applications. |
| Not verifying the thread pitch and size compatibility before installation. | Confirm that the M7 thread size and standard pitch match the receiving nut or tapped hole. |
A: This Hex Head Cap Screw, Brass is manufactured from Brass.
A: Marine hardware and fittings, Electrical connectors and enclosures, Plumbing fixtures and water systems, Architectural and decorative elements.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||