S-91783A844 10-32 x 3 1/2" ASME B18.6.3 Stainless Steel Round Head Slotted Screws

Stainless Steel Round Head Slotted Screws

0134FA00179 Stainless Steel Round Head Slotted Screws
0134FA00179 Stainless Steel Round Head Slotted Screws

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

Part No.
Part No. 0134FA00179
Equivalent to mcmaster :
91783A844

Basic Information

System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.359"
Head Height 0.137"
Rounded Head Profile Standard
Rounded Head Style Round

Dimensions

Length 3 1/2"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Thread Diameter 0.19"
Thread Spacing Fine
Min Thread Length 1 1/2"
Thread Direction Right Hand
Thread Fit Class 2A
Threading Partially Threaded

Tip & Drive Parameters

Drive Style Slotted

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Rockwell B100
Tensile Strength 100000 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

  • Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
  • High mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness for reliable, long-lasting fastening.
  • Precise thread engagement with Class 2A fit and UNF fine thread spacing, ensuring vibration resistance and secure connections.
  • Optimized partial threading design allows for focused clamping force where it's needed most on the 3 1/2" length.
  • Easy manual installation with a standard slotted drive and rounded head profile, facilitating quick assembly and disassembly.
  • Compliance with major standards including ASME B18.6.3, guaranteeing dimensional accuracy and interchangeability.
  • Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements.

Professional Applications & Engineering Value

This 10-32 UNF Rounded Head Slotted Screw is engineered to solve critical fastening challenges in demanding sectors. The 18-8 Stainless Steel material, enhanced by a passivated finish, provides exceptional resistance to oxidation and chemical exposure, making it perfect for marine, food processing, and outdoor equipment. Its partially threaded shank and fine thread spacing ensure maximum grip and reduced loosening under dynamic loads, which is vital in machinery assembly and precision instruments. The rounded head and slotted drive offer a low-profile, tool-accessible solution for applications where socket heads are impractical. By adhering to ASME B18.6.3, these screws deliver consistent performance, minimizing installation errors and maintenance downtime in industrial settings.

Specification Summary & Compliance

This screw features a 10-32 UNF thread with Class 2A fit for precise dimensional accuracy, a 3 1/2" length with partial threading, and a right-hand thread direction. It is manufactured in accordance with ASME B18.6.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safety and environmental responsibility.

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