S-94555A192 8-32 x 3/8" Ceramic Hex Head Screws

Ceramic Hex Head Screws

0256FA00010 Ceramic Hex Head Screws
0256FA00010 Ceramic Hex Head Screws

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

Part No.
Part No. 0256FA00010
Equivalent to mcmaster :
94555A192

Basic Information

Color Off-White
System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 1/4"
Head Height 7/64"

Dimensions

Length 3/8"

Thread Parameters

Thread Type UNC
Thread Size 8-32
Thread Diameter 0.164"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material Alumina Ceramic
Hardness Not Rated

Temperature & Environment

Maximum Temperature 3000°F
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

  • Exceptional thermal stability with alumina ceramic construction maintaining integrity in environments up to 3000°F
  • Superior chemical resistance for reliable performance in corrosive industrial settings without degradation
  • Precision Class 2A thread fit ensures consistent engagement and secure fastening in demanding applications
  • External hex drive design provides superior torque transmission and easy installation with standard tools
  • Full threading along 3/8" length delivers maximum grip strength and uniform load distribution
  • Regulatory compliance assurance with RoHS 3 and REACH standards for environmentally responsible manufacturing
  • Coarse UNC thread pattern enables quick assembly and reduced cross-threading risks in high-temperature operations

Professional Applications & Engineering Value

These alumina ceramic hex head screws solve critical challenges in extreme environment applications where metallic fasteners would fail. The off-white alumina ceramic material provides exceptional thermal insulation and maintains mechanical properties at temperatures up to 3000°F, making them ideal for furnace components, thermal processing equipment, and high-temperature instrumentation. The 8-32 UNC coarse thread configuration with Class 2A fit ensures reliable performance in vibration-prone environments while the external hex drive allows for secure tool engagement even in confined spaces. These fully threaded ceramic screws deliver consistent clamping force across the entire 3/8" length, preventing thermal expansion mismatches that compromise joint integrity in industrial heating systems and semiconductor manufacturing equipment.

Specification Summary & Compliance

This 8-32 UNC hex head screw features precision Class 2A thread fit with coarse thread spacing and right-hand thread direction. Manufactured from high-purity alumina ceramic with dimensions of 1/4" head width and 7/64" head height. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and chemical safety in industrial applications requiring maximum temperature resistance up to 3000°F.

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