5/16-18 X 7/8" Flat Head Cap Screws | 18/8 Stainless Steel (100 / Pkg.)

Mutual ScrewSKU: 3114CSF188BB

Price:
Sale price$67.76per 100( $0.68 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Length 7/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Hex Socket
Head style Flat
Weight 3.0 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

Cap Screws Flat Socket 18/8 Stainless 5/16-18 x 7/8 delivers reliable, high-performance fastening for a wide range of assemblies. Crafted from 18/8 stainless steel for excellent corrosion resistance, these flat socket head cap screws provide a clean, low-profile finish in both indoor and outdoor environments.

Designed for strength and precision, this screw features a flat socket head that sits flush against surfaces, reducing snag hazards and delivering a neat, professional look in any project.

  • Size and thread: 5/16-18 UNC, 7/8" length
  • Head type: Flat socket head cap screw for a flush profile
  • Material: 18/8 stainless steel (AISI 304 equivalent)
  • Finish: Passivated for enhanced corrosion resistance
  • Drive: Internal hex socket (Allen) drive
  • Ideal for: Machinery, automotive, equipment enclosures, cabinetry

Why choose these stainless cap screws? They combine exceptional durability with corrosion resistance to stand up to challenging environments, while the hex socket drive ensures secure installation and a clean look. Use them in applications where a strong, reliable fastening is required and a low-profile, flat-head appearance is preferred.

  • Non-magnetic, strong, and corrosion resistant in most environments
  • Easy to install with a standard hex key for quick, secure fastening
  • Consistent thread engagement and reliable performance in assemblies

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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