S-92356A138 10-32 x 3" ASME B18.5 Carriage Bolts

Carriage Bolts

0850FA00025 Carriage Bolts
0850FA00025 Carriage Bolts

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

Part No.
Part No. 0850FA00025
Equivalent to mcmaster :
92356A138

Basic Information

System of Measurement Inch
Specifications Met ASME B18.5

Head Parameters

Head Type Rounded
Head Diameter 0.469"
Head Height 0.114"
Rounded Head Profile Wide
Rounded Head Style Carriage

Neck & Shank Parameters

Neck Type Square
Neck Length 0.13"
Neck Width 0.2"

Dimension Parameters

Length 3"
Screw Diameter 0.19"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Threading Fully Threaded
Thread Direction Right Hand
Thread Spacing Fine
Thread Fit Class 2A

Material & Strength Parameters

Material 18-8 Stainless Steel
Hardness Rockwell B55
Tensile Strength 70000 psi

Finish & Compliance Parameters

REACH Compliant
RoHS Compliant
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 corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh or outdoor environments.
  • Exceptional holding power from 70,000 psi tensile strength and Rockwell B55 hardness, preventing shear and failure.
  • Secure anti-rotation design thanks to the square neck that locks into materials during tightening.
  • Precise, reliable fastening with Class 2A thread fit and 10-32 UNF fine threading for vibration resistance.
  • Broad compatibility with a fully threaded, right-hand design for versatile installation in various materials.
  • Wide, rounded head (0.469" diameter) distributes load effectively and provides a finished appearance.
  • Regulatory peace of mind by meeting ASME B18.5, RoHS 3, and REACH standards for quality and safety.

Professional Applications & Engineering Value

This 10-32 UNF fine thread carriage bolt in 18-8 Stainless Steel is engineered to solve critical challenges in industrial assembly and construction. The square neck design prevents spinning during torque application, ensuring stable fastening in wood, metal, and composite materials—ideal for machinery, trailers, and structural frameworks. Its fully threaded body and Class 2A thread fit offer consistent engagement and vibration resistance, reducing maintenance in dynamic environments. With a 3" length and corrosion-resistant properties, it delivers long-term reliability in demanding applications, from agricultural equipment to marine fixtures, while complying with ASME B18.5 for dimensional accuracy.

Specification Summary & Compliance

This carriage bolt adheres to ASME B18.5 specifications, with a 10-32 UNF fine thread and Class 2A thread fit for precise dimensional tolerance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety. Key specs include a 0.469" head diameter, square neck (0.2" width), and right-hand threading, manufactured to deliver consistent performance in industrial settings.

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