[800 BULK] Frame Bolts Flange Black Phospohate 5/16-24 X 1 1/4

Mutual ScrewSKU: 3220BFKC

Price:
Sale price$646.90per 800( $0.81 each)
Pieces 800
Measurement type Inch
Thread size 5/16-24
Diameter 5/16
Length 1-1/4
Material Steel
Grade Grade 8
Finish Black Phosphate
Head style Indented Hex
Threads per inch 24
Weight 38.0 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

Frame bolts with flange, finished in black phosphate, sized 5/16-24 x 1-1/4 for secure framing connections. The flange head provides a clean, flush install while distributing load to prevent pull-through.

Overview

These flange bolts deliver reliable performance for framing and assembly projects. The black phosphate finish offers corrosion resistance and a discreet, low-gloss appearance, making them ideal for both functional and visible installations.

Key features

  • Flange design: wide bearing surface for flush seating and enhanced load distribution.
  • Finish: black phosphate for corrosion resistance and a professional look.
  • Size: 5/16-24 thread with a length of 1-1/4 inches (1.25").
  • Applications: suitable for framing and assembly tasks requiring secure, reliable fasteners.

For best results, select fasteners that match your project’s thread size and length requirements. These frame bolts are designed to pair with compatible nuts and washers to ensure a strong, lasting connection.

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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