S-95514A101 M3 DIN 1587 Cap Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for marine, chemical, and outdoor applications
• Reliable thread engagement with Class 6H thread fit ensuring precise, secure fastening and reduced risk of cross-threading
• Easy installation and removal with external hex drive design, allowing for standard wrench or socket tool compatibility
• Durable, closed-end protection from the cap nut profile, preventing contamination and offering a finished appearance
• Consistent performance under demanding conditions with coarse metric threads (M3 x 0.5 mm pitch) for quick assembly and vibration resistance
• Compliance with industry standards including DIN 1587, RoHS 3, and REACH, ensuring safety and environmental responsibility
• Compact dimensions (5.5 mm width, 6 mm height) for space-constrained applications without compromising strength

Professional Applications & Engineering Value

This M3 x 0.5 mm 316 stainless steel cap nut is engineered to address common industrial challenges such as corrosion, contamination, and assembly efficiency. The external hex drive facilitates quick installation with standard tools, reducing labor time in production lines, while the Class 6H thread fit ensures tight, reliable connections that resist loosening under vibration. Made from 316 stainless steel, it excels in aggressive environments like marine equipment, chemical processing, and food machinery, where moisture and chemicals degrade inferior materials. The cap nut profile seals thread ends, protecting against debris and moisture ingress, which extends service life and minimizes maintenance. Compliant with DIN 1587 and environmental regulations, it provides a dependable solution for engineers seeking durability and compliance in metric coarse thread applications.

Specification Summary & Compliance

This cap nut features an M3 metric thread with a 0.5 mm coarse pitch and Class 6H thread fit for precision alignment. It adheres to the DIN 1587 standard for dimensional accuracy and is manufactured from 316 stainless steel. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets strict environmental and safety requirements for industrial use.