S-94288A414 7/16"-14 x 1 1/4" Extreme-Strength Stainless Steel Flanged Hex Head Screws

Extreme-Strength Stainless Steel Flanged Hex Head Screws

0273FA00020 Extreme-Strength Stainless Steel Flanged Hex Head Screws
0273FA00020 Extreme-Strength Stainless Steel Flanged Hex Head Screws

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

Part No.
Part No. 0273FA00020
Equivalent to mcmaster :
94288A414

Basic Information

Screw Features Flanged
System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 7/16"
Head Height 27/64"

Dimensions

Length 1 1/4"
Flange Diameter 43/64"

Thread Parameters

Thread Type UNC
Thread Size 7/16"-14
Thread Diameter 0.4375"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material 450 Stainless Steel
Hardness Rockwell C38
Tensile Strength 170000 psi
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Exceptional corrosion resistance with 450 Stainless Steel construction for long-lasting performance in demanding environments
  • Superior load-bearing capability with 170,000 PSI tensile strength to withstand extreme mechanical stress
  • Enhanced durability from Rockwell C38 hardness providing excellent wear resistance and reduced fastener failure
  • Quick installation and removal with external hex drive design allowing for standard wrench access
  • Improved load distribution through integrated flange design that eliminates the need for separate washers
  • Reliable thread engagement with Class 2A thread fit ensuring consistent performance in assembly operations
  • Optimized for coarse threading applications with UNC thread spacing that resists vibration loosening

Professional Applications & Engineering Value

This 7/16"-14 UNC hex head screw delivers critical engineering advantages for industrial applications where vibration resistance and corrosion protection are paramount. The 450 Stainless Steel composition provides excellent chemical resistance while maintaining high tensile strength (170,000 PSI) for structural integrity. The fully threaded design ensures maximum grip length, while the flanged head distributes clamping force evenly, preventing surface damage and reducing installation components. Particularly valuable in heavy machinery, construction equipment, and marine applications, this fastener's coarse thread spacing maintains secure connections despite constant vibration and dynamic loads.

Specification Summary & Compliance

Manufactured to precise inch system specifications with Class 2A thread fit tolerance per UNC standards, ensuring reliable interchangeability. The 7/16"-14 UNC coarse thread configuration provides optimal performance in most industrial applications. Compliant with ASME standards for dimensional accuracy and manufactured from RoHS and REACH compliant 450 Stainless Steel material. Features right-hand threading with external hex drive (7/16" head width) compatible with standard industrial tools.

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