S-90910A590 M8 x 25 mm ISO 7380 Stainless Steel Button Head Torx Screws

Stainless Steel Button Head Torx Screws

0154FA00020 Stainless Steel Button Head Torx Screws
0154FA00020 Stainless Steel Button Head Torx Screws

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

Part No.
Part No. 0154FA00020
Equivalent to mcmaster :
90910A590

Basic Information

System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 14 mm
Head Height 4.4 mm
Rounded Head Profile Standard
Rounded Head Style Button

Dimensions

Length 25 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 Torx
Drive Size T40

Material & Strength

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

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ISO 7380
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-torque assembly capability thanks to the T40 Torx drive design, reducing cam-out and tool wear
  • Reliable tensile strength of 100,000 psi ensures secure, long-lasting fastening in demanding applications
  • Precision Class 6g thread fit guarantees consistent engagement and vibration resistance
  • Fully threaded M8 coarse pitch design provides maximum grip and faster installation across materials
  • Low-profile rounded button head offers a smooth finish while maintaining high clamp load
  • Global compliance with ISO 7380, RoHS 3, and REACH for safe, standardized use worldwide

Professional Applications & Engineering Value

Engineered for precision and durability, these M8 metric screws with 1.25mm coarse pitch and fully threaded design deliver exceptional holding power in machinery, automotive, and electronics assembly. The 18-8 stainless steel material, enhanced by a passivated finish, resists oxidation and chemical exposure, extending service life in moist or corrosive settings. The T40 Torx drive enables higher torque application without slippage, reducing assembly errors and maintenance downtime. Ideal for securing panels, brackets, and components where a low-profile rounded head is required, these screws meet ISO 7380 specifications for consistent performance in industrial fastening solutions.

Specification Summary & Compliance

This product features a Class 6g thread fit per metric standards, ensuring dimensional accuracy for reliable mating with nuts and threaded holes. Manufacturing adheres to ISO 7380 for rounded head Torx screws, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances. The M8 x 1.25mm coarse thread and 25mm length provide standardized interchangeability, supporting global engineering and procurement requirements.

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