S-91287A394 M12 x 50 mm ISO 4017, DIN 933 18-8 Stainless Steel Hex Head Screws

18-8 Stainless Steel Hex Head Screws

0244FA00181 18-8 Stainless Steel Hex Head Screws
0244FA00181 18-8 Stainless Steel Hex Head Screws

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

Part No.
Part No. 0244FA00181
Equivalent to mcmaster :
91287A394

Basic Information

System of Measurement Metric

Head Parameters

Head Type Hex
Head Width 19 mm
Head Height 7.5 mm

Dimensions

Length 50 mm

Thread Parameters

Thread Type Metric
Thread Size M12
Thread Pitch 1.75 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material 18-8 Stainless Steel
Hardness Not Rated
Tensile Strength 100000 psi

Temperature & Environment

REACH Compliant
Specifications Met ISO 4017, DIN 933
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, ideal for harsh industrial environments and outdoor applications.
  • High tensile strength of 100,000 psi ensures reliable load-bearing capacity and structural integrity in demanding assemblies.
  • Precise Class 6g thread fit guarantees smooth installation and secure fastening, reducing assembly time and improving joint reliability.
  • Coarse M12 x 1.75mm thread pitch provides faster driving and reduced cross-threading risk, enhancing operational efficiency.
  • Full threading along the 50mm length allows for adjustable grip and uniform stress distribution, accommodating various material thicknesses.
  • External hex drive design enables easy installation with standard tools, minimizing slippage and tool wear during high-torque applications.
  • Compliance with ISO 4017/DIN 933 standards ensures dimensional accuracy and interchangeability, supporting global engineering specifications.

Professional Applications & Engineering Value

Engineered for robust performance, these M12 hex head screws address common industrial challenges such as vibration loosening and environmental degradation. The 18-8 stainless steel material offers excellent resistance to oxidation and chemical exposure, making these fully threaded fasteners suitable for machinery, structural frameworks, and marine equipment. The coarse pitch metric thread and Class 6g thread fit ensure quick, secure engagements even in high-vibration settings, reducing maintenance needs. With a 100,000 psi tensile strength and external hex drive, they provide dependable clamping force for heavy-duty applications, from conveyor systems to assembly lines, enhancing operational longevity and safety.

Specification Summary & Compliance

This M12 x 1.75mm x 50mm hex head screw adheres to ISO 4017 / DIN 933 standards, ensuring precise dimensional tolerances and Class 6g thread fit for metric coarse threading. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible manufacturing and use in global markets.

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