S-95885A410 8-32 Locknuts

Locknuts

1173FA00001 Locknuts
1173FA00001 Locknuts

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

Part No.
Part No. 1173FA00001
Equivalent to mcmaster :
95885A410

Basic Information

System of Measurement Inch
Nut Type Locknut, Hex

Dimension Parameters

Width 11/32"
Height 1/8"

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 Standard

Material & Strength Parameters

Material 316 Stainless Steel

Installation & Application Parameters

Distorted Thread Type Top Lock

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant
Locking Type Distorted Thread
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 vibration resistance through the distorted thread top lock design, preventing loosening in high-stress environments
  • Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine applications
  • Reliable coarse thread engagement with UNC 8-32 threading for quick installation and secure fastening
  • Precise Class 2B thread fit ensuring consistent performance and compatibility with standard mating components
  • Convenient external hex drive allowing for standard tool usage and straightforward installation/tightening
  • Compact 11/32" width and 1/8" height providing space-efficient locking solutions in confined assemblies
  • Full regulatory compliance meeting RoHS 3 and REACH standards for safe industrial use worldwide

Professional Applications & Engineering Value

This 316 stainless steel locknut with distorted thread technology delivers critical vibration resistance where conventional fasteners fail. The top lock design creates controlled interference along the UNC coarse threads, maintaining clamp force in high-vibration machinery, automotive systems, and outdoor equipment. The external hex drive enables rapid installation with standard tools while the Class 2B thread fit ensures consistent engagement with mating 8-32 components. Engineered for demanding environments including chemical processing, marine hardware, and food processing equipment, this locknut combines the corrosion resistance of 316 stainless steel with reliable locking performance that withstands thermal cycling and dynamic loads.

Specification Summary & Compliance

This 8-32 UNC locknut features Class 2B thread fit with coarse thread spacing and right-hand thread direction. Manufacturing conforms to standard external hex drive specifications with dimensions of 11/32" width and 1/8" height. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial suitability for global supply chains.

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