1/4-28 X 5/8" Flat Head Cap Screws | Nylon Patch | Fine Thread | Alloy Steel Thermal Black Oxide (100 / Pkg.)

Mutual ScrewSKU: 1510CSFPBB

Price:
Sale price$49.02per 100( $0.49 each)
Pieces 100
Measurement type Inch
Thread size 1/4-28
Length 5/8
Material Alloy Steel
Finish Thermal Black Oxide
Drive Hex Socket
Head style Flat
Thread style Fully Threaded
Weight 1.0 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

Experience reliable, high-strength fastening with our Cap Screws Flat Socket Fine Thread Nylon Patch Alloy Thermal Black Oxide, sized 1/4-28 x 5/8. Engineered for precision and durability, these cap screws lock assemblies securely with minimal wear.

Key features:

  • Head style: Flat socket cap screw (Allen) for a low-profile, flush finish.
  • Thread type: Fine thread for precise torque control and strong clamping in tight spaces.
  • Size: 1/4-28 thread, 5/8 inch length.
  • Material: Alloy steel offering high strength and rigidity.
  • Finish: Thermal black oxide provides corrosion resistance with a subdued, non-reflective appearance.
  • Nylon patch: Integrated nylon patch for reduced wear and smoother engagement with compatible components.
  • Applications: Ideal for electronics enclosures, machinery, automotive assemblies, cabinetry, and other precision assemblies.

Why choose these cap screws? They combine a compact form factor with a robust alloy core, fine threading for secure fastening, and a durable black oxide finish that resists wear in demanding environments. The nylon patch adds a layer of protection against galling and helps smooth operation in mating materials.

Care and installation tips: Use with compatible tapped holes or mating nuts, avoid over-tightening, and refer to torque guidelines for alloy steel fasteners to prevent damage. Store in a dry environment to maintain finish.

Add these Cap Screws Flat Socket Fine Thread Nylon Patch Alloy Thermal Black Oxide 1/4-28 X 5/8 to your hardware inventory for dependable, long-lasting 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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