| Technical Product Information | ![]() |
| SCHNORR™ Safety Washer HS-12 (Code: 426 400) |
| Product Technical Details |
| The Schnorr™ HS-12 is an original "High Safety" (HS) series safety washer engineered for high-strength (8.8, 10.9, 12.9) M12 bolt connections. The HS series is specifically designed for applications where space is limited and socket head cap screws (Inbus) are utilized. Based on the proven Schnorr™ disc spring principle, it ensures maximum safety by maintaining preload force under vibration and dynamic loads. |
| Why Choose Schnorr™ HS Series? |
| • Precision Fit: Features a narrow outer diameter designed specifically for M12 socket head cap screw recesses. • Superior Anti-Loosening: Guarantees connection stability under shock and high-frequency vibrations. • Strong Spring Force: Maintains pressure despite thermal expansion or surface settling. • Extreme Durability: Manufactured from high-grade spring steel to maintain technical integrity over time. • German Engineering: Meets all stringent industrial and safety requirements for mission-critical joints. |
| Applications |
| • Machinery frames and motor assemblies with restricted bolt seating. • Automotive drivetrains, chassis, and suspension systems. • Railway systems, automation lines, and hydraulic connections. • All M12 socket head cap screw joints subject to vibrational stress. |