S-92205A237 M8 x 35 mm Sealing Hex Head Screws

Sealing Hex Head Screws

0289FA00021 Sealing Hex Head Screws
0289FA00021 Sealing Hex Head Screws

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

Part No.
Part No. 0289FA00021
Equivalent to mcmaster :
92205A237

Basic Information

Screw Features Sealing
System of Measurement Metric

Head Parameters

Head Type Hex
Head Width 13 mm
Head Height 5.3 mm

Dimensions

Length 35 mm

Thread Parameters

Thread Type Metric
Thread Size M8
Thread Pitch 1.25 mm
Thread Spacing Coarse
Min Thread Length 22 mm
Thread Direction Right Hand
Thread Fit Class 6g
Threading Partially Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B85
Tensile Strength 80000 psi

Temperature & Environment

Maximum Pressure 20000 psi
O-Ring Material Silicone Rubber
O-Ring Temperature Range -80° to 400° F
REACH Compliant
RoHS Compliant

Installation & Application

For Maximum Hole Diameter 9.041 mm
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 sealing performance with silicone rubber O-rings that maintain integrity across extreme temperatures from -80° to 400° F
  • Exceptional pressure resistance capable of withstanding up to 20000 psi, ensuring reliable performance in high-pressure industrial applications
  • High tensile strength rating of 80000 psi provides excellent mechanical durability and load-bearing capacity
  • Corrosion-resistant 18-8 stainless steel construction offers long-term reliability in demanding environments
  • Precision Class 6g thread fit ensures consistent engagement and secure fastening in metric applications
  • External hex drive design allows for easy installation and removal with standard tools
  • Partial threading configuration provides optimal clamping force distribution for secure assemblies

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these M8 hex head screws with silicone rubber O-rings deliver critical sealing solutions where fluid containment and pressure integrity are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance, while the metric coarse thread (1.25mm pitch) ensures reliable engagement in various materials. These partially threaded fasteners are ideal for hydraulic systems, pneumatic equipment, and industrial machinery where high-pressure sealing up to 20000 psi is required. The combination of external hex drive and precise Class 6g thread fit enables quick installation and consistent performance in automotive, manufacturing, and processing applications where temperature fluctuations from -80° to 400° F demand durable sealing solutions.

Specification Summary & Compliance

This M8 x 1.25mm metric hex head screw features precision Class 6g thread fit according to ISO standards, with a 35mm length and 22mm minimum thread length. Manufactured from 18-8 stainless steel with Rockwell B85 hardness, the fastener is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental and safety regulations for industrial applications.

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