S-93737A116 M18 DIN 439B, ISO 4035 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc yellow-chromate plating, extending service life in harsh industrial environments.
- Precise Class 6H thread fit ensures reliable engagement with mating bolts, reducing the risk of loosening under vibration.
- Space-saving thin profile (9mm height) allows for use in confined assemblies without compromising strength.
- High-strength Class 04 rating provides dependable load-bearing capacity for demanding mechanical applications.
- Fine thread pitch (1.5mm) offers improved adjustment precision and superior resistance to vibrational loosening.
- External hex drive design facilitates easy installation and removal with standard tools, boosting assembly efficiency.
- Compliance with DIN 439B and ISO 4035 guarantees dimensional accuracy and interchangeability in global projects.
Professional Applications & Engineering Value
This M18 thin hex nut is engineered to address common fastening challenges in industrial machinery, automotive assemblies, and structural frameworks. The zinc yellow-chromate plated steel construction provides a robust barrier against moisture, chemicals, and oxidation, significantly reducing maintenance needs and downtime. Its fine metric thread and Class 6H thread fit ensure tight, secure connections that resist back-off in high-vibration settings, while the thin profile maximizes space utilization in compact designs. Ideal for OEMs and maintenance teams seeking durable, standard-compliant fasteners that enhance operational reliability and longevity.
Specification Summary & Compliance
This hex nut features a M18x1.5mm fine thread with Class 6H thread fit per ISO standards, ensuring precise dimensional tolerances. It conforms to DIN 439B and ISO 4035 specifications for thin hex nuts, with a width of 27mm and height of 9mm. Manufactured from zinc yellow-chromate plated steel and rated Class 04 for strength, it meets common industry requirements for performance and safety, including RoHS and REACH compliance where applicable.
