S-93585A525 M10 x 25 mm Thumb Screws

Thumb Screws

0771FA00033 Thumb Screws
0771FA00033 Thumb Screws

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

Part No.
Part No. 0771FA00033
Equivalent to mcmaster :
93585A525

Basic Information

System of Measurement Metric

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile High
Head Diameter 22.2 mm
Head Height 17.5 mm
Head Texture Knurled

Dimensions

Length 25 mm

Thread Parameters

Thread Type Metric
Thread Size M10
Thread Pitch 1.5 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B83
Tensile Strength 80000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
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 manual grip with high-profile knurled round head design for effortless hand-tightening without tools
  • Exceptional corrosion resistance from 18-8 stainless steel construction suitable for demanding industrial environments
  • Reliable thread engagement with Class 6g metric coarse threads ensuring secure fastening in various materials
  • High mechanical strength delivering 80,000 psi tensile strength and Rockwell B83 hardness for durable performance
  • Full threading capability providing consistent holding power along the entire 25mm length
  • Regulatory compliance meeting RoHS 3 and REACH standards for safe use across multiple industries
  • Right-hand thread design offering intuitive installation following standard fastening conventions

Professional Applications & Engineering Value

This M10 thumb screw with 1.5mm coarse pitch threading delivers exceptional value in applications requiring frequent adjustments or tool-less maintenance. The 18-8 stainless steel construction provides excellent corrosion resistance for harsh environments including manufacturing equipment, electronic enclosures, and outdoor machinery. The high-profile knurled head with 22.2mm diameter offers superior grip even with gloved hands, solving accessibility challenges in tight spaces. With Class 6g thread fit and full threading, it ensures reliable engagement in threaded inserts and tapped holes, making it ideal for panel fastening, access covers, and adjustable mechanisms where repeated manual operation is required without compromising structural integrity.

Specification Summary & Compliance

This metric thumb screw features M10 x 1.5mm coarse threads with Class 6g tolerance according to ISO metric standards. The fastener is fully threaded along its 25mm length with right-hand thread direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance compliance for industrial applications across global markets.

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