S-91375A753 1-72 x 1/8" ASME B18.3 Set Screws
Set Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior Thread Precision – Class 3A thread fit ensures tight, secure fastening with minimal backlash, ideal for high-vibration environments.
- Exceptional Durability – Made from Black-Oxide Alloy Steel with Rockwell C45 hardness for excellent wear and corrosion resistance.
- Space-Saving Headless Design – Allows for flush mounting in confined assemblies without protruding components.
- Efficient Hex Drive – 0.035" hex drive provides reliable torque transmission and reduces tool slippage during installation.
- Secure Grip with Cup Tip – Cup tip design bites firmly into surfaces, preventing loosening under dynamic loads.
- Fine Thread Spacing – UNF fine threads offer enhanced adjustment precision and better load distribution.
- Regulatory Compliance – Meets ASME B18.3 standards and is RoHS 3 & REACH compliant for safe, global industrial use.
Professional Applications & Engineering Value
This 1-72 UNF set screw is engineered for precision applications where reliability and space constraints are critical. The Black-Oxide Alloy Steel construction, combined with Rockwell C45 hardness, provides outstanding resistance to corrosion and mechanical stress, making it suitable for demanding environments like machinery, automotive assemblies, and electronic enclosures. The headless hex drive and fine thread spacing ensure easy installation in tight spaces while maintaining a secure, vibration-resistant hold. Its cup tip design offers superior gripping force on shafts and components, reducing the risk of slippage. Ideal for OEMs and maintenance teams, this screw delivers consistent performance in industrial set screw applications, aligning with strict engineering specifications and longevity requirements.
Specification Summary & Compliance
This set screw features a 1-72 UNF thread with Class 3A thread fit for high precision and tight tolerances. It adheres to ASME B18.3 manufacturing standards, ensuring consistent quality and dimensional accuracy. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and suitability for global industrial markets.
