S-91781A829 10-32 x 1/2" ASME B18.6.3 Stainless Steel Slotted Flat Head Screws

Stainless Steel Slotted Flat Head Screws

0344FA00180 Stainless Steel Slotted Flat Head Screws
0344FA00180 Stainless Steel Slotted Flat Head Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0344FA00180
Equivalent to mcmaster :
91781A829

Basic Information

System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.362"
Head Height 0.116"
Flat Head Profile Standard

Dimensions

Length 1/2"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Thread Diameter 0.19"
Thread Spacing Fine
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Slotted
Countersink Angle 82°

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Rockwell B80
Tensile Strength 80000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.6.3
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish for long-term reliability in harsh environments
  • High tensile strength of 80,000 PSI ensures reliable fastening performance under substantial mechanical loads
  • Precision Class 2A thread fit guarantees consistent engagement and vibration resistance in critical assemblies
  • Standard 82° countersink angle provides flush mounting for clean, professional finishes in visible applications
  • Full threading along the entire 1/2" length enables maximum grip and adjustment flexibility
  • Rockwell B80 hardness rating maintains thread integrity and prevents stripping during installation
  • Compliance with major environmental regulations including RoHS 3 and REACH for global manufacturing applications

Professional Applications & Engineering Value

These 10-32 UNF flat head screws with fine thread spacing deliver superior performance in precision assemblies where vibration resistance and flush mounting are critical. The 18-8 stainless steel material combined with passivated finish solves corrosion-related failure points in industrial environments, from marine equipment to food processing machinery. The slotted drive style offers compatibility with traditional installation tools while the fully threaded design ensures maximum holding power across the entire fastener length. Manufactured to ASME B18.6.3 standards, these screws provide reliable, standardized performance for OEM applications requiring consistent quality and dimensional accuracy.

Specification Summary & Compliance

This flat head screw features precision Class 2A thread fit with UNF fine threading (10-32 size) and standard 82° countersink angle. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental regulation adherence for industrial and commercial applications worldwide.

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