This M18 x 123mm Nylon Hex Head Cap Screw offers exceptional corrosion resistance and electrical insulation. Engineered for demanding environments, it provides reliable fastening in diverse industrial settings.
| Standard | ASME B18 |
| Material | Nylon |
| Finish | Plain |
| Grade | N/A |
| Size | M18 |
| Length | 123mm |
| Head Width | 21mm |
Specified by design engineers worldwide, this M18 Nylon Hex Head Cap Screw features a nominal diameter of 18mm and a length of 123mm, with a head width of 21mm. Constructed from high-performance nylon, it exhibits superior resistance to a wide range of chemicals, including acids, alkalis, and solvents, making it ideal for corrosive environments. Its dielectric properties ensure electrical insulation, and its lightweight nature reduces overall assembly weight. This fastener is designed for applications requiring non-magnetic properties and resistance to moisture absorption.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating threads are clean and free of debris. 2. Hand-thread the cap screw into the pre-tapped hole or nut until snug. 3. Use an appropriate wrench or socket to tighten the cap screw to the specified torque, avoiding over-tightening to prevent thread stripping or material deformation.
| 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 |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M18 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M18 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the nylon screw | Use a calibrated torque wrench and adhere to manufacturer-recommended torque specifications for nylon fasteners to prevent thread damage or material fatigue. |
| Using in high-temperature applications exceeding nylon's thermal limits | Verify the operating temperature range of the nylon material against the application's environmental conditions. Consider alternative materials if temperatures are consistently high. |
A: This Hex Head Cap Screw, Nylon is manufactured from Nylon.
A: Chemical processing equipment, Electrical enclosures and insulation, Marine and coastal applications.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||