- Part Number: 3140MPFB
- Product Category: Machine Screws
- Size: 5/16-18
- Length: 2 1/2"
- Head Style: Flat Head
- Drive Style: Phillips
- Head Diameter: 0.556 - 0.597
- Head Height: 0.165 - 0.191
- Full / Partial Thread: Full
- Driver Size: 4
- Material: Steel
- Finish: Black Oxide
- RoHS: Compliant