S-90001A201 0000-160 Hex Nuts

Hex Nuts

0881FA00001 Hex Nuts
0881FA00001 Hex Nuts

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

Part No.
Part No. 0881FA00001
Equivalent to mcmaster :
90001A201

Basic Information

System of Measurement Inch
Nut Type Hex

Dimension Parameters

Width 1/16"
Height 1/32"

Thread Parameters

Thread Type UNS
Thread Size 0000-160
Thread Direction Right Hand
Thread Spacing Fine
Thread Fit Class 2B

Head Parameters

Drive Style External Hex
Hex Nut Profile Standard

Material & Strength Parameters

Material 18-8 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

  • Exceptional corrosion resistance from 18-8 Stainless Steel construction, ensuring long-term reliability in harsh industrial environments.
  • Precise fine thread engagement with Class 2B fit for secure, vibration-resistant fastening in critical assemblies.
  • Compact 1/16" width design allows for installation in tight spaces without compromising strength.
  • Standard external hex drive enables easy installation and removal with common tools, reducing assembly time.
  • Compliance with RoHS 3 and REACH regulations guarantees environmental safety and unrestricted use in regulated industries.
  • Right-hand UNS thread compatibility ensures seamless integration with standard fine-threaded components.
  • Durable material integrity maintains thread form and clamping force under repeated use.

Professional Applications & Engineering Value

This 0000-160 thread size hex nut addresses critical needs in precision assemblies where space constraints and corrosion resistance are paramount. Manufactured from 18-8 Stainless Steel, it provides inherent protection against rust and chemical exposure, making it ideal for electronics, medical devices, and instrumentation. The fine thread spacing and Class 2B thread fit deliver superior clamp load distribution and resistance to loosening under vibration, common in automotive and aerospace applications. Its external hex drive design ensures reliable torque application with standard wrenches, streamlining maintenance and reducing the risk of stripping. By combining UNS thread type consistency with a compact 1/16" width, this nut solves alignment and durability challenges in high-precision engineering environments.

Specification Summary & Compliance

This hex nut meets Class 2B thread tolerance standards for consistent fit and performance. It adheres to UNS thread type specifications with fine thread spacing and right-hand thread direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are fully addressed.

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