[100 PKG] Square Head Set Screws Case Hardened Steel Cup Point 5/16-18 X 2 1/2

Mutual ScrewSKU: 3140QSCBB

Price:
Sale price$91.17per 100( $0.91 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 2-1/2
Material Steel
Grade Case Hardened
Finish Case Hardened
Head style Square
Threads per inch 18
Thread style Fully Threaded
Weight 4.61 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

Engineered for reliability, these Square Head Set Screws are forged from case-hardened steel with a cup point to provide secure grip and resistance to vibration. The 5/16-18 size and 2 1/2 inch length make them suitable for a wide range of machinery and fixture applications.

Designed with a square head for straightforward wrench installation, these set screws provide a clean, low-profile grip that won't mar your components. The cup point bites into the mating surface to prevent loosening under load, even in dynamic environments.

Key specifications

  • Head style: Square head (wrench-driven)
  • Point type: Cup point
  • Material: Case hardened steel
  • Thread size: 5/16-18
  • Length: 2 1/2 in

Applications include securing pulleys, gears, and components where a strong, vibration-resistant fastener is required. Whether you're building machinery, fixtures, or equipment, these set screws deliver dependable performance you can trust.

To order, add to cart now and ensure your assemblies stay tight and aligned under demanding conditions.

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800-222-0324

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