5/16-18 X 3/8" Socket Head Cap Screws | 18/8 Stainless Steel (100 / Pkg.)

Mutual ScrewSKU: 3106CSP188

Price:
Sale price$45.30per 100( $0.45 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Length 3/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Hex Socket
Head style Socket
Thread style Fully Threaded
Weight 1.69 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

Socket Head Cap Screws A2 18/8 Stainless 5/16-18 X 3/8 are precision-engineered fasteners designed for durable, corrosion-resistant assemblies. Made from A2 18/8 stainless steel, these screws deliver reliable performance in indoor and outdoor environments.

Designed with a socket head and hex drive, they offer a low-profile head for clean, professional assemblies and secure torque in tight spaces. Ideal for mechanical, automotive, and equipment applications where strength and corrosion resistance matter.

Key specifications

  • Material: A2 18/8 stainless steel for excellent corrosion resistance and durability.
  • Head type: Socket head cap screw for a flush, low-profile profile.
  • Drive: Hex socket drive (Allen) for secure tightening.
  • Size and thread: 5/16 in diameter, 18 threads per inch (5/16-18 UNC).
  • Length: 3/8 in overall length.
  • Finish: Bright stainless finish with natural corrosion resistance.

Applications

  • Machinery assemblies, tools, and equipment that require reliable, corrosion-resistant fasteners.
  • Marine-grade hardware, outdoor equipment, and architectural projects where exposure to the elements is a consideration.
  • Any project needing a strong, clean-looking fastener with an Allen drive for ease of installation in confined spaces.

Can We Help?

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

Recently viewed