S-90275A840 10-32 x 2 1/2" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted Flat Head 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 zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments
- High tensile strength of 60,000 psi provides exceptional load-bearing capacity for demanding mechanical assemblies
- Precision Class 2A thread fit guarantees consistent engagement and vibration resistance in fine-thread applications
- 82° countersink angle design enables flush mounting with standard chamfered holes for streamlined surface profiles
- Full threading along 2½" length offers maximum adjustment flexibility and uniform stress distribution
- Rockwell B70 hardness rating maintains thread integrity and prevents deformation during installation
- Slotted drive compatibility accommodates standard tooling while providing cost-effective installation solutions
Professional Applications & Engineering Value
Engineered for precision assembly requirements, these 10-32 UNF flat head screws deliver critical performance advantages in machinery, equipment manufacturing, and structural frameworks. The zinc-plated steel construction combats environmental degradation while the fine thread profile ensures secure fastening in vibration-prone applications. The 82° countersink angle creates seamless surface transitions in precision-machined components, eliminating protrusions that could interfere with operational clearances. With full threading across the entire 2½" length, these fasteners provide uniform clamping force distribution, making them ideal for thick-section assemblies where thread engagement consistency is paramount for structural integrity.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with Class 2A thread tolerance for precision fit. Features UNF fine threads (10-32) with 0.19" thread diameter and right-hand orientation. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties include 60,000 psi tensile strength and Rockwell B70 hardness certification.
