S-97654A650 10-32 x 1/4" ASME B18.3 Stainless Steel Flanged Button Head Hex-Drive Screws

Stainless Steel Flanged Button Head Hex-Drive Screws

0172FA00056 Stainless Steel Flanged Button Head Hex-Drive Screws
0172FA00056 Stainless Steel Flanged Button Head Hex-Drive Screws

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Part No.
Part No. 0172FA00056
Equivalent to mcmaster :
97654A650

Basic Information

Screw Features Flanged
System of Measurement Inch

Head Parameters

Head Type Rounded
Head Height 0.137"
Rounded Head Profile Wide
Rounded Head Style Button

Dimensions

Length 1/4"
Flange Diameter 0.406"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Thread Diameter 0.19"
Thread Spacing Fine
Thread Direction Right Hand
Thread Fit Class 3A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 1/8"

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B70
Tensile Strength 70000 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 with 18-8 Stainless Steel construction, ideal for harsh industrial environments
  • Exceptional thread engagement through 10-32 UNF Class 3A fine threading for vibration-resistant, secure fastening
  • Enhanced load distribution with integrated flange design, reducing surface pressure and preventing loosening
  • High mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
  • Easy installation and removal with 1/8" hex drive, providing reliable torque transmission without stripping
  • Full threading coverage across the 1/4" length ensures maximum grip and uniform stress distribution
  • Regulatory compliance with ASME B18.3, RoHS 3, and REACH for guaranteed safety and environmental standards

Professional Applications & Engineering Value

This 10-32 UNF Class 3A Rounded Head Screw in 18-8 Stainless Steel addresses critical industrial challenges such as vibration-induced loosening and corrosion in machinery, electronics, and automotive assemblies. The fine threading and Class 3A fit deliver precise, tight fastening that maintains integrity under dynamic loads, while the flange design eliminates the need for separate washers, speeding up assembly and reducing part counts. With a hex drive for efficient installation, it ensures reliable performance in high-stress environments, making it a top choice for engineers seeking durability and compliance with ASME B18.3 standards.

Specification Summary & Compliance

This screw features 10-32 UNF fine threads with a Class 3A tolerance for high precision and strength, manufactured in accordance with ASME B18.3 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for industrial use.

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