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McMaster

18-8 Stainless Steel Hex Head Screw | 1/4"-20 Thread Size, 1/2" Length 92240A537

18-8 Stainless Steel Hex Head Screw | 1/4"-20 Thread Size, 1/2" Length 92240A537

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These 18-8 Stainless Steel Hex Head Screws in 1/4"-20 thread size and 1/2" length are designed for strong, reliable fastening in demanding environments. Manufactured from corrosion-resistant 18-8 stainless steel, they offer exceptional durability and resistance to rust, chemicals, and moisture—making them perfect for pressure washing equipment, softwash systems, construction, marine applications, and general industrial use.

With a standard hex head design, these screws provide excellent torque control and are compatible with a wide range of tools and fastening setups. 

Key Features

  • Made from high-strength, corrosion-resistant 18-8 stainless steel

  • 1/4"-20 coarse thread for universal compatibility

  • 1/2" length ideal for compact fastening applications

  • Hex head allows superior grip and torque control

  • Suitable for indoor, outdoor, and marine environments

Product Specs

  • Material: 18-8 Stainless Steel (AISI 304)

  • Thread Size: 1/4"-20 (Coarse)

  • Length: 1/2"

  • Head Type: Hex head screw

  • Country of Origin: Made outside the U.S.

  • Standards: Meets ANSI/ASME dimensional specifications

  • Applications: Pressure washing rigs, softwash equipment, construction, marine hardware, automotive, fabrication, industrial machinery

Perfect For

  • Pressure washer and softwash rig builds

  • Mounting brackets, pumps, engines, and accessories

  • Trailer and equipment assembly

  • Construction and fabrication shops

  • Marine and outdoor environments requiring corrosion protection

  • General mechanical repairs

These hex head screws offer the ideal combination of strength, corrosion resistance, and reliability for long-term fastening performance.

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Setup requirements vary by product. Review the product description and included-items section, or contact our team before ordering for configuration details.

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What warranty applies?

Warranty coverage varies by manufacturer and product. Review the product details or contact support for the coverage associated with this item.

Do you offer product support?

Yes. Contact the Cigar City Softwash team for product-selection, setup, parts, and troubleshooting guidance.

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