S-93306A811 5/8"-11 x 2 1/2" Aluminum Hex Head Screws

Aluminum Hex Head Screws

0253FA00046 Aluminum Hex Head Screws
0253FA00046 Aluminum Hex Head Screws

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Part No.
Part No. 0253FA00046
Equivalent to mcmaster :
93306A811

Basic Information

System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 15/16"
Head Height 25/64"

Dimensions

Length 2 1/2"

Thread Parameters

Thread Type UNC
Thread Size 5/8"-11
Thread Diameter 0.625"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material 2024 Aluminum
Hardness Rockwell B40
Tensile Strength 30000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • High tensile strength of 30,000 PSI ensures reliable performance in demanding industrial applications
  • 2024 Aluminum construction provides excellent strength-to-weight ratio while resisting corrosion
  • Class 2A thread fit offers optimal assembly clearance for efficient installation and disassembly
  • External hex drive design delivers superior torque transmission and easy tool access
  • Coarse UNC threading enables rapid installation and reduced cross-threading risks
  • Full threading along 2½" length provides maximum engagement and load distribution
  • Environmental compliance with RoHS 3 and REACH standards ensures regulatory safety

Professional Applications & Engineering Value

Engineered for industrial applications requiring lightweight yet durable fastening solutions, these 5/8"-11 UNC hex head screws deliver exceptional performance where weight reduction is critical. The 2024 aluminum material maintains Rockwell B40 hardness while offering corrosion resistance, making these external hex drive fasteners ideal for aerospace components, transportation equipment, and machinery assemblies. The coarse thread spacing combined with Class 2A thread fit ensures quick installation and reliable performance in vibration-prone environments. With fully threaded design and right-hand thread direction, these screws provide maximum holding power across the entire engagement length, solving common challenges of joint integrity in dynamic loading conditions.

Specification Summary & Compliance

This hex head screw features precision 5/8"-11 UNC coarse threading with Class 2A thread fit per inch system standards, ensuring dimensional accuracy and interchangeability. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming the absence of restricted hazardous substances. The 2½" length with fully threaded design maintains consistent mechanical properties throughout the fastener, delivering reliable performance in various industrial fastening applications.

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