S-93880A580 Length 5/8" Tapping Screws

Tapping Screws

0451FA00023 Tapping Screws
0451FA00023 Tapping Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0451FA00023
Equivalent to mcmaster :
93880A580

Basic Information

Tapping Screw Type B
Screw Features Flanged
System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 1/2"
Head Height 0.285"

Dimensions

Length 5/8"
Flange Diameter 0.676"
Shank Cross Section Round

Thread Parameters

Screw Size 5/16"
Thread Diameter 0.313"
Approximate Threads per Inch 12
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Blunt
Drive Style External Hex
Drill Bit Size 6.9 mm
Drill Bit Diameter 0.2717"
Tapping Method Thread Forming

Material & Strength

Material Zinc-Plated Steel

Temperature & Environment

For Use In Sheet Metal
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
  • Maximum torque transmission through external hex drive design, preventing tool slippage during high-torque installation
  • Enhanced load distribution with 0.676" flange diameter, reducing surface pressure and preventing material deformation
  • Secure thread formation with Type B thread forming design that creates strong, permanent threads in sheet metal without chips
  • Full-length engagement with completely threaded shank for maximum holding power across the entire fastener length
  • Precision installation using standard 6.9mm (0.2717") drill bits with blunt tip design for controlled penetration
  • Industry-standard compatibility with 5/16"-12 thread pitch for seamless integration into existing assembly systems

Professional Applications & Engineering Value

These zinc-plated steel flanged hex tapping screws deliver exceptional performance in sheet metal applications where vibration resistance and permanent fastening are critical. The thread forming design eliminates chip production during installation, preventing contamination in sensitive equipment while creating stronger threads than cutting alternatives. The external hex drive accommodates high torque requirements without cam-out, ensuring reliable installation in automated or manual assembly processes. The integrated flange provides superior clamping force distribution, protecting thin sheet materials from deformation under load. These fully threaded screws maintain consistent engagement throughout the material thickness, making them ideal for HVAC systems, electrical enclosures, and industrial machinery where vibration-resistant fastening is essential for long-term structural integrity.

Specification Summary & Compliance

Manufactured to precise inch system specifications with 5/16"-12 thread pitch and Class 2A tolerance standards. These Type B thread forming screws feature right-hand threading and are fully threaded for maximum engagement. The zinc-plated steel construction provides corrosion protection while maintaining compliance with industry standards for sheet metal fastening applications. Compatible with standard 6.9mm drill bits for precise hole preparation and optimal thread formation performance.

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