S-91185A277 6-32 x 7/8" Thumb Screws
Thumb Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced manual grip with knurled acetal plastic head for secure, tool-free adjustments in industrial environments
- Superior corrosion resistance from 18-8 stainless steel construction, ensuring longevity in humid or demanding conditions
- Precise thread engagement with Class 3A UNC coarse threads, providing reliable fastening and vibration resistance
- Low-profile round head design allows for use in confined spaces while maintaining easy hand-tightening capability
- Full threading along the 7/8" length enables adjustable depth and consistent holding power across applications
- Broad temperature compatibility (32° to 180° F) for stable performance in varied operational environments
- Regulatory compliance assurance with RoHS 3 and REACH standards, meeting international environmental and safety requirements
Professional Applications & Engineering Value
This 6-32 UNC thumb screw combines the strength of 18-8 stainless steel with the ergonomic advantage of a knurled acetal plastic head, addressing common assembly challenges in electronics, machinery, and instrumentation. The Class 3A thread fit and coarse UNC threading ensure quick installation and high resistance to loosening under dynamic loads, reducing maintenance needs. Its fully threaded design offers flexibility in panel thickness, while the low-profile round head minimizes protrusion in compact designs. Ideal for frequent-access enclosures, calibration points, and temperature-sensitive equipment, this screw delivers reliable, repeatable fastening without specialized tools.
Specification Summary & Compliance
Manufactured to precise UNC 6-32 thread specifications with Class 3A thread fit for consistent dimensional accuracy. The screw features a fully threaded 7/8" length, right-hand thread direction, and knurled acetal plastic head with a 3/8" diameter. Compliance is verified with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to restricted substance guidelines for industrial and commercial use.
