S-95198A459 6-32 x 1/2" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Sealing Socket Head Screws

0043FA00311 Sealing Socket Head Screws
0043FA00311 Sealing Socket Head Screws

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

Part No.
Part No. 0043FA00311
Equivalent to mcmaster :
95198A459

Basic Information

Screw Features Sealing
System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 0.226"
Head Height 0.138"
Socket Head Profile Standard

Dimensions

Length 1/2"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 3A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 7/64"

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B85
Tensile Strength 100000 psi

Temperature & Environment

Maximum Pressure 1500 psi
O-Ring Material Viton® Fluoroelastomer Rubber
O-Ring Temperature Range -20° to 400° F
REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3, DIN 912, ISO 4762

Installation & Application

For Maximum Hole Diameter 0.151"
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Superior sealing performance with Viton® fluoroelastomer O-ring, ensuring reliable leak prevention in high-pressure applications up to 1500 psi.
  • Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and extended service life.
  • High tensile strength of 100,000 psi provides robust fastening integrity and resistance to mechanical stress.
  • Precision Class 3A thread fit with UNC coarse pitch for easy assembly, secure engagement, and vibration resistance.
  • Wide temperature tolerance from -20° to 400° F, maintaining seal and mechanical properties in extreme thermal conditions.
  • Hex socket drive (7/64") allows for high-torque installation and compact access in confined spaces.
  • Full compliance with international standards including ASME B18.3, DIN 912, and ISO 4762, ensuring interchangeability and quality assurance.

Professional Applications & Engineering Value

This socket head cap screw is engineered for demanding industrial applications where pressure sealing and chemical resistance are critical. The 18-8 stainless steel material offers excellent durability against corrosion, while the integrated Viton® fluoroelastomer O-ring provides a reliable seal against fluids and gases up to 1500 psi. Its UNC Class 3A threads ensure precise, secure fastening in components subjected to vibration, making it ideal for hydraulic systems, pneumatic equipment, and machinery assemblies. The hex drive design facilitates easy installation with standard tools, reducing assembly time and improving maintenance efficiency in tight spaces.

Specification Summary & Compliance

This screw features a 6-32 UNC Class 3A thread with coarse pitch for optimal engagement and a length of 1/2". It meets ASME B18.3, DIN 912, and ISO 4762 specifications for dimensional accuracy and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for global industrial use.

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