S-91979A331 6-32 x 1/8" 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 corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Precise thread engagement with Class 3A fit UNC coarse threads ensuring reliable, vibration-resistant fastening
- Secure component positioning through the cup tip design that minimizes surface damage and prevents loosening
- Efficient installation and removal using the 1/16" hex drive, allowing high-torque application in confined spaces
- Enhanced pressure equalization via the 0.038" vented feature, reducing the risk of pressure buildup in assemblies
- Headless design providing a flush finish for applications where protruding fasteners are not feasible
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use in regulated industries
Professional Applications & Engineering Value
This 18-8 stainless steel set screw is engineered to address common industrial challenges such as component slippage and corrosion-induced failure. Its UNC coarse thread and Class 3A fit deliver exceptional holding power in dynamic applications, from machinery shafts to precision instruments. The hex drive and headless design facilitate installation in tight spaces, while the cup tip ensures minimal marring of contacted surfaces. The inclusion of a vented feature allows for pressure relief, making it suitable for sealed systems. Manufactured from durable 18-8 stainless steel, it resists oxidation and chemical exposure, extending service life in demanding environments like automotive, aerospace, and electronics assembly.
Specification Summary & Compliance
This set screw adheres to UNC thread standards with a Class 3A thread fit for high precision. Key dimensions include a 6-32 thread size, 1/8" length, and 0.138" thread diameter. It features a right-hand thread direction and coarse thread spacing for rapid assembly. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.
