Hex Head Cap Screws 316 Stainless Steel 5/16-18 x 5/8" (FT)
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Hex Head Cap Screws 316 Stainless Steel 5/16-18 x 5/8" (FT)

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[100 PKG] Hex Head Cap Screws 316 Stainless Steel 5/16-18 x 5/8" (FT)

Mutual ScrewSKU: 3110CH316BB
Price:
$49.89per 100( $0.50 each)
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 5/8
Material Steel
Grade 316
Finish Stainless Steel
Head style Hex
Threads per inch 18
Thread style Fully Threaded
Weight 2.2 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 316 Stainless Steel 5/16-18 x 5/8" (FT) are robust fasteners designed for demanding applications requiring excellent corrosion resistance and reliable performance.

Constructed from high-grade 316 stainless steel, these screws resist rust and corrosion in marine, outdoor, and chemical environments, making them ideal for boat fittings, outdoor equipment, and heavy machinery.

Highlights

  • Material: 316 Stainless Steel for superior corrosion resistance
  • Head Type: Hex Head for strong torque and easy installation
  • Thread Size: 5/16-18 UNC
  • Length: 5/8" (FT indicates full thread)
  • Finish: Passivated for enhanced durability
  • Drive: Standard hex drive suitable for common wrenches or sockets

These full-thread (FT) hex head cap screws provide maximum thread engagement along the entire length, delivering solid clamping force across assemblies. The 5/16-18 size is a versatile choice for a variety of mechanical, marine, and outdoor projects.

Specifications at a glance

  • 316 Stainless Steel
  • Head: Hex Head
  • Thread: 5/16-18 UNC
  • Length: 5/8" (FT)
  • Finish: Passivated

Ideal for assembly tasks that demand reliability, longevity, and resistance to challenging environments. Choose Hex Head Cap Screws 316 Stainless Steel 5/16-18 x 5/8" (FT) for secure, durable fastening in marine, industrial, and outdoor applications.

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

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