M16-2.0 x 40 18-8 Stainless Steel Metric Socket Head Cap Screw is selected when a metric print calls for stainless construction and ISO-style socket head geometry. ISO 4762 / DIN 912 geometry keeps the head diameter, head height, socket size, and key engagement tied to the metric diameter. The chromium-nickel stainless family resists rust and staining better than uncoated plain or alloy steel in many plant environments.

Metric automation equipment often needs compact socket-head access inside tooling plates, actuators, and machine bases. For stainless-on-stainless threads, moderate installation speed and a suitable lubricant or anti-seize help reduce galling risk.

Cold Headers focuses on specialty socket products for production, repair, replacement, and imported-equipment support. 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: M16-2.0 (coarse metric pitch)
• Length: 40 mm
• Head Diameter: 24.00 / 23.48 mm (max/min)
• Head Height: 16.00 / 15.73 mm (max/min)
• Hex Key Size: 14.0 mm
• Minimum Key Engagement: 8.8 mm
• Dimensional Standard: ISO 4762 / DIN 912

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