S-97135A059 1"-14 Locknuts

Locknuts

1138FA00039 Locknuts
1138FA00039 Locknuts

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

Part No.
Part No. 1138FA00039
Equivalent to mcmaster :
97135A059

Basic Information

System of Measurement Inch
Nut Type Locknut, Hex

Dimension Parameters

Width 1 7/16"
Height 1 3/64"

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 Standard

Material & Strength Parameters

Material Zinc Yellow-Chromate Plated Steel
Strength Class Grade 8

Temperature & Environment Parameters

Insert Maximum Temperature 220°F

Finish & Compliance Parameters

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 with nylon insert locking that maintains secure fastening under dynamic loads
  • High-temperature reliability with nylon insert rated for continuous service up to 220°F (104°C)
  • Exceptional corrosion protection through zinc yellow-chromate plating for extended service life in harsh environments
  • Premium strength performance meeting Grade 8 specifications for heavy-duty industrial applications
  • Precise thread engagement with Class 2B fit and fine 1"-14 threads ensuring reliable, consistent locking
  • Standard hex profile design for compatibility with common wrenching tools and easy installation
  • Durable steel construction with external hex drive for high torque applications and repeated use

Professional Applications & Engineering Value

This Grade 8 heavy-duty locknut delivers critical vibration resistance in demanding industrial environments where loosening under dynamic loads poses significant safety and performance risks. The nylon insert locking mechanism creates consistent friction against mating threads, maintaining clamp force without damaging threads or requiring additional locking devices. Engineered with fine 1"-14 UNS threads and Class 2B thread fit, this locknut provides superior engagement in precision assemblies where fine thread pitch offers better tension control. The zinc yellow-chromate plated steel construction ensures long-term corrosion resistance in outdoor, marine, or chemical exposure applications, while the external hex drive accommodates standard wrenching tools for efficient installation and maintenance cycles.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2B thread fit ensuring consistent engagement and locking performance. Complies with UNS thread standards for inch-series fasteners and features right-hand thread direction. The zinc yellow-chromate plating provides RoHS and REACH compliant corrosion protection, while the Grade 8 strength classification meets heavy-duty mechanical requirements for industrial applications.

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