S-97595A571 6-32 x 5/8" ASME B18.3 Brass Hex Drive Flat Head Screws

Brass Hex Drive Flat Head Screws

0318FA00047 Brass Hex Drive Flat Head Screws
0318FA00047 Brass Hex Drive Flat Head Screws

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Part No.
Part No. 0318FA00047
Equivalent to mcmaster :
97595A571

Basic Information

System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.263"
Head Height 0.097"
Flat Head Profile Standard

Dimensions

Length 5/8"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 3A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 5/64"
Countersink Angle 82°

Material & Strength

Material Brass
Hardness Rockwell B55
Tensile Strength 50000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3
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 from high-quality brass material, ideal for humid or corrosive industrial environments.
  • Exceptional thread reliability with Class 3A fit, ensuring tight, secure fastening and reduced risk of loosening under vibration.
  • High tensile strength of 50,000 psi provides robust load-bearing capacity for demanding mechanical applications.
  • Rockwell B55 hardness offers excellent durability and resistance to wear, extending the screw's service life.
  • Efficient hex drive (5/64") allows for quick installation and removal with standard tools, minimizing assembly time.
  • 82° countersink angle and flat head design enable a flush, seamless finish, preventing snagging and improving aesthetics.
  • Full threading ensures consistent grip along the entire 5/8" length, enhancing holding power in various materials.

Professional Applications & Engineering Value

Engineered for precision and longevity, these 6-32 UNC brass flat head screws address common industrial challenges such as corrosion and mechanical stress. The coarse UNC thread and Class 3A thread fit deliver reliable performance in applications like electronics enclosures, marine equipment, and HVAC systems, where vibration resistance and environmental durability are critical. The hex drive facilitates easy installation in tight spaces, while the brass construction naturally resists oxidation, reducing maintenance needs. Fully compliant with ASME B18.3, these screws are a trusted solution for OEMs and maintenance teams seeking consistent, high-strength fastening without compromising on regulatory standards.

Specification Summary & Compliance

This screw adheres to precise dimensional tolerances, including Class 3A thread fit for superior accuracy and UNC coarse thread specifications. It meets ASME B18.3 manufacturing standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe and environmentally responsible use in global markets.

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