S-98070A870 M8 x 30 mm DIN 965 Sealing Stainless Steel Phillips Flat Head Screws

Sealing Stainless Steel Phillips Flat Head Screws

0304FA00161 Sealing Stainless Steel Phillips Flat Head Screws
0304FA00161 Sealing Stainless Steel Phillips Flat Head Screws

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

Part No.
Part No. 0304FA00161
Equivalent to mcmaster :
98070A870

Basic Information

Screw Features Sealing
System of Measurement Metric

Head Parameters

Head Type Flat
Head Diameter 14.5 mm
Head Height 2.9 mm
Flat Head Profile Undercut

Dimensions

Length 30 mm

Thread Parameters

Thread Type Metric
Thread Size M8
Thread Pitch 1.25 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Phillips
Drive Size No. 4
Countersink Angle 90°

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Not Rated
Tensile Strength 70000 psi

Temperature & Environment

Maximum Pressure 6000 psi
O-Ring Material Silicone Rubber
O-Ring Temperature Range -80° to 400° F
REACH Compliant
RoHS Compliant
Specifications Met DIN 965

Installation & Application

For Maximum Hole Diameter 9.041 mm
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: Integrated silicone O-ring provides reliable leak-proof sealing in demanding environments, rated for temperatures from -80° to 400° F
  • Exceptional Corrosion Resistance: 18-8 stainless steel construction with passivated finish ensures long-term durability and protection against harsh industrial conditions
  • High Pressure Capability: Withstands up to 6,000 psi maximum pressure, making these screws ideal for hydraulic and pneumatic applications
  • Precision Thread Fit: Class 6g thread tolerance ensures consistent, reliable engagement and optimal performance in metric assemblies
  • Enhanced Fastening Efficiency: Phillips drive design with No. 4 size provides secure installation while the undercut flat head offers flush mounting
  • Robust Mechanical Strength: 70,000 psi tensile strength delivers reliable performance in high-stress applications
  • Industry Standard Compliance: DIN 965 specification ensures compatibility and interchangeability with existing metric fastener systems

Professional Applications & Engineering Value

These M8 flat head screws with integrated silicone O-rings solve critical sealing challenges in industrial applications where fluid containment and pressure integrity are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance for harsh environments, while the passivated finish enhances surface durability. The metric coarse thread with 1.25mm pitch and Class 6g tolerance ensures precise engagement in automotive, machinery, and equipment manufacturing. The undercut flat head design allows for flush mounting in countersunk applications, making these sealing screws ideal for hydraulic systems, pneumatic equipment, and industrial enclosures where pressure ratings up to 6,000 psi must be maintained without compromise.

Specification Summary & Compliance

These metric flat head screws feature precise Class 6g thread fit according to ISO metric standards with M8 x 1.25mm coarse threading and 30mm fully threaded length. Manufacturing complies with DIN 965 specifications for dimensional accuracy and performance. The products are RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental and safety standards for industrial use.

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