Engineered for robust performance, this M5 x 123mm hex head cap screw is crafted from high-grade 304 stainless steel. Its superior corrosion resistance and tensile strength make it ideal for critical fastening applications in corrosive or high-moisture environments.
| Standard | ASTM A106 |
| Material | 304 Stainless Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M5 |
| Length | 123mm |
| Head Width | 33mm |
A proven choice for industrial professionals, this M5 x 123mm hex head cap screw offers exceptional durability and performance. Constructed from premium 304 stainless steel, it provides outstanding resistance to corrosion, pitting, and crevice attack, making it suitable for marine, chemical processing, and food-grade applications. The M5 thread size ensures compatibility with standard M5 nuts and tapped holes, while the 123mm length provides ample reach for securing components. The substantial 33mm head width distributes load effectively, preventing damage to mating surfaces and facilitating secure tightening with standard hex tools.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate tool, such as a socket wrench or adjustable wrench, ensuring a snug fit on the hex head. 2. Thread the cap screw by hand into the mating component or tapped hole to prevent cross-threading. 3. Tighten the screw to the required torque specification using the selected tool. Avoid overtightening to prevent damage to the fastener or mating materials.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| Tensile Strength | 75,000 psi (515 MPa) |
| Yield Strength | 30,000 psi (205 MPa) |
| Elongation in 2 in. | 40% min |
| Hardness | Rockwell B95 max |
| Carbon (C) | 0.08% max |
| Chromium (Cr) | 18.0 - 20.0% |
| Nickel (Ni) | 8.0 - 10.5% |
| Manganese (Mn) | 2.00% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M5 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M5 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using a metric tool on an imperial fastener or vice-versa, leading to stripped heads. | Always verify the thread size and use the correct metric or imperial sized tool for the fastener. |
| Cross-threading the screw by forcing it into the hole at an angle. | Start threading the screw by hand to ensure it is properly aligned and engaging the threads correctly before applying torque. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural assembly in corrosive environments, Marine and offshore equipment, Food processing machinery and equipment.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||