S-91223A448 M8 x 10 mm 316 Stainless Steel Ultra-Low-Profile Socket Head Screws

316 Stainless Steel Ultra-Low-Profile Socket Head Screws

0031FA00095 316 Stainless Steel Ultra-Low-Profile Socket Head Screws
0031FA00095 316 Stainless Steel Ultra-Low-Profile Socket Head Screws

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

Part No.
Part No. 0031FA00095
Equivalent to mcmaster :
91223A448

Basic Information

System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 13 mm
Head Diameter Tolerance -0.127mm to 0.127mm
Head Height 2.7 mm
Socket Head Profile Ultra-Low

Dimensions

Length 10 mm
Shoulder Diameter 8.5 mm
Shoulder Length 2.7 mm

Thread Parameters

Thread Type Metric
Thread Size M8
Thread Pitch 1.25 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 5 mm

Material & Strength

Material 316 Stainless Steel
Hardness Rockwell B70
Tensile Strength 70000 psi

Temperature & Environment

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

  • Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction
  • Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable, high-stress applications
  • Precise and secure installation enabled by the Class 6g thread fit, ensuring consistent engagement and vibration resistance
  • Space-saving design with an ultra-low socket head profile, ideal for applications with limited clearance
  • Efficient assembly and disassembly using a standard 5mm hex key, reducing tooling time and effort
  • Full thread engagement along the entire 10mm length for maximum holding power and load distribution
  • Compliance with strict environmental regulations including RoHS 3 and REACH, making it suitable for regulated industries

Professional Applications & Engineering Value

This M8 x 1.25mm socket head cap screw is engineered to solve critical challenges in demanding industrial settings. Manufactured from 316 Stainless Steel, it offers outstanding resistance to chemicals, saltwater, and other corrosive agents, making it indispensable in marine, chemical processing, and food-grade equipment. The coarse thread design with a Class 6g thread fit ensures rapid assembly and reliable performance in high-vibration machinery, preventing loosening over time. Its ultra-low head profile and 5mm hex drive allow for compact designs and easy access in confined spaces, streamlining maintenance and reducing downtime. This fastener delivers long-term reliability and precision for OEMs and MRO operations where failure is not an option.

Specification Summary & Compliance

This precision fastener features an M8 thread size with a 1.25mm coarse pitch and adheres to the Class 6g thread tolerance for consistent fit. The head diameter is 13mm with a tight tolerance of -0.127mm to 0.127mm, and the overall length is 10mm. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets the latest environmental and safety standards for industrial components.

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