S-94115A196 8-32 x 5/8" ASME B18.3 Set Screws

Set Screws

0646FA00016 Set Screws
0646FA00016 Set Screws

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

Part No.
Part No. 0646FA00016
Equivalent to mcmaster :
94115A196

Basic Information

System of Measurement Inch

Head Parameters

Head Type Headless

Dimensions

Length 5/8"

Thread Parameters

Thread Type UNC
Thread Size 8-32
Thread Diameter 0.164"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 3A

Tip & Drive Parameters

Tip Type Soft
Tip Length 0.047"
Tip Diameter 0.094"
Tip Material Nylon 6/6 Plastic
Tip Color Green
Tip Temperature Range -50° to 250° F
Drive Style Hex
Drive Size 5/64"

Material & Strength

Material Black-Oxide Alloy Steel
Hardness Rockwell C28

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

  • Precision holding power with Class 3A thread fit ensuring tight, secure fastening in demanding applications
  • Enhanced corrosion resistance from black-oxide coating on alloy steel, extending service life in harsh environments
  • Surface protection with green nylon 6/6 plastic tip that prevents marring and damage to assembled components
  • Wide temperature tolerance with tip operating from -50° to 250°F, suitable for varied industrial conditions
  • High-strength durability from Rockwell C28 hardness alloy steel, resisting wear and deformation under load
  • Easy installation and removal with 5/64" hex drive in a headless design, ideal for confined spaces
  • Reliable coarse threading with UNC 8-32 right-hand threads for quick assembly and strong grip in softer materials

Professional Applications & Engineering Value

Engineered for precision fastening in industrial machinery, automotive assemblies, and electronic enclosures, this 8-32 UNC set screw delivers exceptional clamping force without component damage. The black-oxide alloy steel construction provides robust strength and corrosion resistance, while the green nylon 6/6 plastic tip acts as a non-marring barrier, protecting sensitive surfaces from scratches during tightening. With a Class 3A thread fit and coarse UNC threading, it ensures rapid installation and vibration resistance in right-hand applications, reducing maintenance needs. Ideal for securing gears, pulleys, and shafts, this hex drive set screw offers reliable performance in temperature-fluctuating environments, meeting stringent engineering demands for durability and precision.

Specification Summary & Compliance

This set screw adheres to ASME B18.3 specifications, with precise Class 3A thread fit for consistent dimensional accuracy. It features UNC 8-32 coarse threads, a 5/8" length, and a 5/64" hex drive, ensuring compatibility with standard tools. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and industrial reliability.

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