Engineered for robust fastening, this M19x43mm Hex Head Cap Screw is crafted from durable carbon steel. It provides exceptional strength and reliability for critical structural and mechanical applications, ensuring secure and long-lasting connections.
| Standard | DIN 933 |
| Material | Carbon Steel |
| Finish | Galvanized |
| Grade | N/A |
| Size | M19 |
| Length | 43mm |
| Head Width | 27mm |
Precision-manufactured to tight tolerances, this M19x43mm Hex Head Cap Screw features a nominal diameter of 19mm and a length of 43mm. Constructed from high-grade carbon steel, it offers superior tensile strength and shear resistance, making it ideal for high-stress environments. The 27mm hex head provides ample surface area for torque application with standard tooling. This fastener conforms to relevant industry standards for dimensional accuracy and material integrity, ensuring consistent performance in industrial machinery, heavy equipment, and structural assemblies.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating surfaces are clean and free from debris. 2. Insert the cap screw through the assembled components. 3. Tighten the cap screw to the specified torque using an appropriate wrench or socket, ensuring proper engagement of the threads.
| 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 |
| Carbon (C) | 0.28 - 0.55% |
| Manganese (Mn) | 0.60 - 0.90% |
| Phosphorus (P) | 0.04% max |
| Sulfur (S) | 0.05% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M19 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M19 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw, leading to thread stripping or component damage. | Utilize a torque wrench and adhere to the recommended torque specifications for the material and application. |
| Using the wrong size wrench, which can round the hex head and impede proper tightening. | Always use a correctly sized socket or wrench that fits snugly on the hex head to prevent slippage. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Heavy Machinery Assembly, Structural Steel Connections, Automotive Manufacturing.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||