S-95885A435 3/8"-16 Locknuts

Locknuts

1173FA00006 Locknuts
1173FA00006 Locknuts

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

Part No.
Part No. 1173FA00006
Equivalent to mcmaster :
95885A435

Basic Information

System of Measurement Inch
Nut Type Locknut, Hex

Dimension Parameters

Width 9/16"
Height 21/64"

Thread Parameters

Thread Type UNC
Thread Size 3/8"-16
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 top lock distorted thread technology that maintains secure fastening under extreme conditions
  • Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments
  • Reliable thread engagement with Class 2B thread fit ensuring consistent performance and easy assembly
  • Optimized for industrial applications featuring UNC coarse threads for quick installation and reduced cross-threading risk
  • Enhanced installation efficiency with standard external hex drive design for common tool compatibility
  • Environmental compliance assurance meeting RoHS 3 and REACH standards for safe usage in regulated industries
  • Dimensional precision with 9/16" width and 21/64" height for consistent performance across applications

Professional Applications & Engineering Value

This 316 stainless steel locknut with top lock distorted thread technology addresses critical industrial challenges where vibration-induced loosening compromises system integrity. The UNC coarse thread profile combined with Class 2B thread fit ensures reliable engagement in high-stress applications while maintaining installation efficiency. Engineered for demanding environments including chemical processing, marine equipment, and industrial machinery, the external hex drive design provides superior torque transmission while the distorted thread section creates permanent locking action without requiring additional locking components. The corrosion-resistant properties of 316 stainless steel make this fastener ideal for applications exposed to moisture, chemicals, and temperature variations, ensuring long-term reliability in critical fastening systems.

Specification Summary & Compliance

This locknut features 3/8"-16 UNC coarse threads with Class 2B thread fit tolerance for precise engagement. Manufactured to industry standards for distorted thread locknuts with right-hand thread direction. The product maintains dimensional accuracy with 9/16" width across flats and 21/64" height. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications requiring certified components.

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