M12-1.75 x 40 18-8 Stainless Steel Metric Socket Head Cap Screw is specified when the drawing calls for a metric socket head cap screw rather than an inch substitute. The socket head form is common in machinery where strong tool engagement and compact radial clearance are needed. For stainless-on-stainless assembly, run threads at moderate speed and use lubricant or anti-seize when galling is a concern.

Maintenance teams working on imported pumps, drives, and guards can keep the original metric size while moving to stainless material.

Cold Headers can help identify hard-to-find metric stainless sizes while preserving the required thread and length. Review the metric thread, length, head diameter, head height, socket size, and key engagement before substituting another screw.

Technical Highlights

• Head Style: Cylindrical socket head, internal hex drive
• Material: 18-8 Stainless Steel
• Thread Size: M12-1.75 (coarse metric pitch)
• Length: 40 mm
• Head Diameter: 18.00 / 17.57 mm (max/min)
• Head Height: 12.00 / 11.73 mm (max/min)
• Hex Key Size: 10.0 mm
• Minimum Key Engagement: 6.6 mm
• Dimensional Standard: ISO 4762 / DIN 912

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.