Engineered for corrosive and electrically sensitive environments, this M21 x 80mm Nylon Hex Head Cap Screw offers superior chemical resistance and dielectric properties. Its lightweight design reduces assembly stress.
| Standard | ASME B18 |
| Material | Nylon |
| Finish | Anodized |
| Grade | N/A |
| Size | M21 |
| Length | 80mm |
| Head Width | 26mm |
Designed for demanding industrial environments, this M21 x 80mm Hex Head Cap Screw is manufactured from robust Nylon, ensuring excellent resistance to a broad spectrum of chemicals, solvents, and corrosive agents. The material's inherent dielectric strength makes it ideal for applications where electrical conductivity is undesirable, such as in electrical enclosures, control panels, and telecommunications equipment. With a substantial head width of 26mm, it provides adequate bearing surface for secure fastening without overtightening. The M21 thread size and 80mm length offer versatility for a range of structural and assembly tasks. Its thermal stability and low friction coefficient contribute to reliable performance in diverse operational conditions, from moderate temperatures to environments requiring non-sparking fasteners.
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 component with a pre-tapped hole or nut designed for M21 threading. 2. Thread the Nylon Hex Head Cap Screw by hand to ensure proper alignment and prevent cross-threading. 3. Use a standard wrench or socket to tighten the screw. Apply torque gradually, avoiding excessive force that could strip the nylon threads or damage the mating component.
| 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) |
|---|---|---|
| M21 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M21 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening the Nylon screw, leading to thread stripping or material deformation. | Apply torque gradually and stop once snug. For critical applications, utilize a torque wrench set to the recommended value for nylon fasteners to avoid damage. |
| Using in applications with extreme thermal cycling or high mechanical load without verifying material suitability. | Consult material data sheets for the nylon's temperature and load ratings. If these exceed the operational parameters, consider a more robust or specialized fastener material. |
A: This Hex Head Cap Screw, Nylon is manufactured from Nylon.
A: Chemical Processing Equipment, Electrical Enclosures and Control Panels, Marine and Offshore Structures, Water Treatment Facilities, Telecommunications Infrastructure.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||