S-90732A370 10-32 x 3/4" Thumb Screws
Thumb 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
- Exceptional torque application with external hex drive for secure tightening without tools in maintenance and assembly
- Superior corrosion resistance from black-oxide steel finish, extending service life in demanding industrial environments
- Reliable thread engagement with Class 2A thread fit ensuring consistent, vibration-resistant fastening in machinery
- High load-bearing capacity from 70,000 psi tensile strength and Rockwell B84 hardness for heavy-duty applications
- Precision fine threading (10-32 UNF) provides enhanced grip and stability in components requiring fine adjustment
- Full-length threading allows complete penetration and uniform stress distribution for improved joint integrity
- Compliance with global standards including RoHS 3 and REACH ensures safe, environmentally responsible sourcing
Professional Applications & Engineering Value
These black-oxide steel thumb screws deliver robust performance in industrial settings where frequent adjustments and high reliability are critical. The 10-32 UNF fine thread design offers superior resistance to loosening under vibration, making them ideal for precision equipment, electronic enclosures, and machinery panels. With a 70,000 psi tensile strength and external hex drive, they withstand repetitive hand-tightening cycles without stripping. The fully threaded right-hand configuration ensures maximum thread contact, reducing point loading and preventing cross-threading in assembly lines. Engineered for industrial thumb screw applications, they combine durability with ergonomic handling for maintenance-intensive environments.
Specification Summary & Compliance
This product adheres to Class 2A thread fit per UNF standards, ensuring precise dimensional accuracy and interchangeability. Manufacturing complies with RoHS 3 (2015/863/EU) under exemption 6(a)-I for lead in steel alloys and REACH (EC 1907/2006) SVHC requirements. The fine thread spacing and right-hand thread direction conform to industrial fastening specifications, providing reliable performance in regulated applications.
