S-94830A140 1"-14 Locknuts

Locknuts

1186FA00021 Locknuts
1186FA00021 Locknuts

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

Part No.
Part No. 1186FA00021
Equivalent to mcmaster :
94830A140

Basic Information

System of Measurement Inch
Nut Type Locknut, Hex

Dimension Parameters

Width 1 7/16"
Height 37/64"

Thread Parameters

Thread Type UNS
Thread Size 1"-14
Thread Direction Right Hand
Thread Spacing Fine
Thread Fit Class 2B

Head Parameters

Drive Style External Hex
Hex Nut Profile Thin

Material & Strength Parameters

Material Steel

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant
Locking Type Flex-Top
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 with Flex-Top locking technology for reliable performance in high-stress environments
  • Space-saving thin profile (37/64" height) ideal for applications with limited clearance while maintaining full locking capability
  • Precision Class 2B thread fit ensures smooth installation and consistent clamping force throughout the assembly lifecycle
  • Durable steel construction provides excellent strength-to-weight ratio and corrosion resistance for long-term reliability
  • External hex drive design allows for easy installation with standard tools and uniform torque application
  • Fine thread configuration (1"-14) offers enhanced adjustment precision and superior resistance to loosening under dynamic loads
  • Environmental compliance with RoHS 3 and REACH standards ensures safe usage across regulated industries worldwide

Professional Applications & Engineering Value

This 1"-14 thin Flex-Top locknut addresses critical challenges in industrial applications where vibration-induced loosening compromises assembly integrity. The steel construction combined with the innovative Flex-Top locking mechanism creates permanent friction against mating threads, eliminating the need for secondary locking devices. The thin profile makes it particularly valuable in compact machinery, automotive subsystems, and heavy equipment where space constraints exist. With Class 2B thread fit precision and external hex drive, installation efficiency is maximized while maintaining consistent clamping force. These industrial locknuts deliver reliable performance in demanding environments including manufacturing equipment, transportation systems, and structural applications where vibration resistance is paramount to operational safety and maintenance reduction.

Specification Summary & Compliance

This steel locknut features 1"-14 UNS fine threads with Class 2B thread fit tolerance for precise engagement. The external hex measures 1 7/16" across flats with a 37/64" height thin profile. Manufactured to industry standards for right-hand thread direction and external hex drive compatibility. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring restricted substance compliance for global industrial applications.

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