S-94407A103 10-24 Locknuts

Locknuts

1146FA00040 Locknuts
1146FA00040 Locknuts

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

Part No.
Part No. 1146FA00040
Equivalent to mcmaster :
94407A103

Basic Information

System of Measurement Inch
Nut Type Locknut, Hex

Dimension Parameters

Width 3/8"
Height 15/64"

Thread Parameters

Thread Type UNC
Thread Size 10-24
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 Black-Oxide 18-8 Stainless Steel

Temperature & Environment Parameters

Insert Maximum Temperature 220°F

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant
Locking Type Nylon Insert
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 nylon insert locking mechanism, maintaining secure fastening in high-motion environments
  • Excellent corrosion protection with black-oxide coated 18-8 stainless steel construction for extended service life
  • Reliable high-temperature performance with nylon insert rated up to 220°F for demanding industrial applications
  • Precise thread engagement with Class 2B fit ensuring consistent, reliable mating with mating components
  • Easy installation and removal with standard 3/8" external hex drive compatible with common tools
  • Optimized for industrial standards featuring UNC coarse threads for efficient assembly in machinery and equipment
  • Comprehensive regulatory compliance meeting RoHS 3 and REACH requirements for global supply chain integration

Professional Applications & Engineering Value

This 10-24 nylon insert locknut delivers critical vibration resistance in demanding industrial environments where constant motion threatens fastener integrity. The black-oxide 18-8 stainless steel construction provides superior corrosion resistance while the nylon insert creates consistent locking force without damaging threads. Engineered with UNC coarse threads and Class 2B thread fit, these locknuts ensure precise engagement with mating components in machinery, automotive assemblies, and electrical enclosures. The 220°F temperature rating makes them suitable for applications near motors, pumps, and other heat-generating equipment. The combination of external hex drive and standardized dimensions allows for efficient installation and maintenance cycles, reducing downtime in production environments.

Specification Summary & Compliance

This locknut features 10-24 UNC coarse threads with Class 2B thread fit for precise dimensional accuracy and reliable performance. Manufactured to industry standards with 3/8" hex width and 15/64" height for consistent tool engagement. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and supply chain compatibility for industrial applications worldwide.

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