S-91870A736 10-24 x 1 1/4" ASME B18.3 Tamper-Resistant Torx Plus Stainless Steel Flat Head Screws

Tamper-Resistant Torx Plus Stainless Steel Flat Head Screws

0364FA00068 Tamper-Resistant Torx Plus Stainless Steel Flat Head Screws
0364FA00068 Tamper-Resistant Torx Plus Stainless Steel Flat Head Screws

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Part No.
Part No. 0364FA00068
Equivalent to mcmaster :
91870A736

Basic Information

System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.411"
Head Height 0.127"
Flat Head Profile Standard

Dimensions

Length 1 1/4"

Thread Parameters

Thread Type UNC
Thread Size 10-24
Thread Diameter 0.19"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 3A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Tamper-Resistant Torx Plus
Drive Size IPR25
Countersink Angle 82°

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
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

  • Enhanced tamper resistance with Torx Plus IPR25 drive for secure installations in high-security environments.
  • Superior corrosion resistance thanks to 18-8 Stainless Steel and passivated finish, ideal for harsh or outdoor applications.
  • High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration.
  • Precise Class 3A thread fit provides smooth assembly and reduces the risk of cross-threading.
  • Full threading and 82° countersink allow for flush mounting and even load distribution.
  • Consistent hardness (Rockwell B70) maintains durability and resists wear over repeated use.
  • Compliance with ASME B18.3, RoHS 3, and REACH guarantees quality and environmental safety for industrial use.

Professional Applications & Engineering Value

These 10-24 UNC flat head screws are engineered to address critical needs in industrial and security-focused assemblies. The tamper-resistant Torx Plus drive prevents unauthorized access, making them ideal for public infrastructure, machinery guards, and electronic enclosures. Made from 18-8 Stainless Steel with a passivated finish, they resist rust and chemical exposure, ensuring longevity in demanding environments. The coarse thread spacing and Class 3A thread fit facilitate quick, secure fastening, reducing installation time and minimizing failure risks. With a 70000 psi tensile strength and full threading, they provide robust clamping force and are perfect for applications where reliability and security are paramount.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 3A thread fit and UNC thread type for consistent performance. It meets ASME B18.3 specifications for flat head screws, ensuring interoperability and quality. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for global industrial use.

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