S-98637A019 2-56 x 3/16" MS51963-2 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 cadmium plating, extending service life in harsh industrial environments.
- High-strength, durable performance from alloy steel heat-treated to Rockwell C45 hardness, resisting wear and deformation.
- Precise, reliable fastening ensured by Class 3A thread fit and UNC coarse threads for secure, vibration-resistant assemblies.
- Easy installation and removal with a 0.035" hex drive, providing excellent torque transmission in confined spaces.
- Secure component positioning using the cup tip design, which minimizes surface damage and offers strong gripping force.
- Broad industrial compatibility by meeting MS51963-2 specifications, ensuring consistent quality and interchangeability.
- Space-saving headless design ideal for applications where a flush or low-profile finish is required.
Professional Applications & Engineering Value
This 2-56 UNC set screw is engineered to address critical challenges in precision assembly and machinery. The cadmium-plated alloy steel construction provides excellent corrosion resistance, making it suitable for demanding environments like automotive, aerospace, and industrial equipment. Its Class 3A thread fit and coarse UNC threads ensure tight, reliable fastening that resists loosening under vibration, while the hex drive allows for efficient installation with standard tools. The headless design and cup tip enable secure, flush mounting in pulleys, gears, and collars, preventing slippage and enhancing operational safety. By complying with MS51963-2 standards, it delivers consistent performance for OEM and MRO applications, reducing downtime and maintenance costs.
Specification Summary & Compliance
This set screw features a 2-56 UNC thread size with Class 3A thread fit for high precision and a coarse thread spacing for quick assembly. It is manufactured from alloy steel with a cadmium plating finish and hardened to Rockwell C45 for durability. Dimensions include a 3/16" length, 0.086" thread diameter, and 0.035" hex drive. The product conforms to MS51963-2 specifications, ensuring it meets rigorous industrial standards for quality and performance.
