S-90205A309 8-32 Hex Nuts

Hex Nuts

0971FA00001 Hex Nuts
0971FA00001 Hex Nuts

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

Part No.
Part No. 0971FA00001
Equivalent to mcmaster :
90205A309

Basic Information

System of Measurement Inch
Nut Type Hex

Dimension Parameters

Width 1/4"
Height 3/32"

Thread Parameters

Thread Type UNC
Thread Size 8-32
Thread Direction Right Hand
Thread Spacing Coarse
Thread Fit Class 2B

Head Parameters

Drive Style External Hex
Hex Nut Profile Narrow

Material & Strength Parameters

Material 316 Stainless Steel

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) 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 with 316 Stainless Steel construction, ideal for harsh environments like marine or chemical processing.
  • Reliable thread engagement due to Class 2B thread fit, ensuring consistent fastening and reducing the risk of cross-threading.
  • Space-saving design with a narrow profile, allowing installation in tight or confined spaces without compromising strength.
  • Easy installation and removal with external hex drive and coarse UNC threads, speeding up assembly in industrial settings.
  • Long-term durability from the coarse thread spacing, which resists vibration loosening and wear in heavy-duty applications.
  • Compliance with safety standards including RoHS 3 and REACH, ensuring environmental and regulatory suitability for global supply chains.
  • Precision dimensional accuracy with 1/4" width and 3/32" height, providing a secure fit and uniform performance across assemblies.

Professional Applications & Engineering Value

This 8-32 UNC hex nut in 316 Stainless Steel is engineered to address common industrial challenges such as corrosion, vibration, and space constraints. The narrow profile and coarse thread design enhance its utility in demanding sectors like automotive, machinery, and offshore equipment, where reliable fastening under stress is critical. By utilizing a Class 2B thread fit and external hex drive, it ensures quick, secure installations while minimizing maintenance needs. Its right-hand thread and robust material properties make it a go-to solution for applications requiring long-term performance without frequent replacements, reducing downtime and lifecycle costs in B2B operations.

Specification Summary & Compliance

This hex nut adheres to precise dimensional standards, including a 1/4" width, 3/32" height, and Class 2B thread fit for consistent UNC threading. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets stringent environmental and safety regulations, ensuring suitability for industrial and export markets.

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