[20 PKG] Hex Head Cap Screws Silicon Bronze 5/16-18 X 3

Mutual ScrewSKU: 3148CHBZ

Price:
Sale price$75.55per 20( $3.78 each)
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 3
Material Silicon Bronze
Grade Silicon Bronze
Finish Silicon Bronze
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 2.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Hex Head Cap Screws Silicon Bronze 5/16-18 x 3 deliver reliable strength and excellent corrosion resistance in a compact, easy-to-drive hardware fastener. These silicon bronze screws are ideal for marine, outdoor, and precision assembly applications where reliable performance is required.

Key Features

  • Material: Silicon bronze for superb corrosion resistance and non-magnetic properties.
  • Size: 5/16-18 thread with 3-inch length.
  • Head Type: Hex head cap screw for robust torque and easy drive with standard tools.
  • Finish: Natural silicon bronze finish for durability and machinability.
  • Pitch: Unified National Coarse (UNC) 5/16-18 threads.

Applications

  • Marine hardware and boat fittings
  • Outdoor equipment, enclosures, and weather-exposed assemblies
  • Cabinetry, electronics housings, and decorative bronze-fastening projects

Why Choose Silicon Bronze Hex Screws?

Silicon bronze offers excellent corrosion resistance in saltwater and other harsh environments, is non-magnetic, and bites well into softer metals and wood. A versatile choice for fasteners that need reliability, ease of installation, and long service life.

Ships securely with standard tools; available in 3-inch length for a range of assembly depths. Add these silicon bronze hex screws to your hardware kit for durable, corrosion-resistant performance.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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