S-94241A650 31.7 mm ID x 44.1 mm OD DIN 7980 Split Lock Washers for Socket Head Screws

Split Lock Washers for Socket Head Screws

1311FA00070 Split Lock Washers for Socket Head Screws
1311FA00070 Split Lock Washers for Socket Head Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 1311FA00070
Equivalent to mcmaster :
94241A650

Basic Information

System of Measurement Metric
Washer Type Split Lock
Specifications Met DIN 7980

Dimension Parameters

ID 31.7 mm
OD 44.1 mm
Thickness 5.8-6.2 mm

Material & Strength Parameters

Material 316 Stainless Steel
Hardness Not Rated

Installation & Application Parameters

For Screw Size M30

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2023, 233 SVHC) Compliant

Special Type Parameters

Split Lock Washer Type Standard
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior vibration resistance with the split lock design, preventing fastener loosening in high-stress environments
  • Exceptional corrosion resistance from 316 stainless steel material, ideal for harsh or outdoor industrial settings
  • Precise dimensional fit with 31.7mm ID and 44.1mm OD, ensuring reliable performance with M30 metric screws
  • Consistent spring action due to 5.8-6.2mm thickness range, maintaining locking force under dynamic loads
  • Guaranteed quality and interchangeability through compliance with DIN 7980 manufacturing standards
  • Safe for sensitive applications with RoHS 3 and REACH compliance, meeting strict environmental regulations
  • Durable long-term performance in demanding conditions, reducing maintenance and replacement frequency

Professional Applications & Engineering Value

This M30 split lock washer is engineered to address critical vibration-induced loosening in industrial machinery, automotive assemblies, and marine equipment. Manufactured from 316 stainless steel, it provides excellent resistance to corrosion from chemicals, saltwater, and humidity, making it suitable for offshore, chemical processing, and food industry applications. The split lock washer standard design creates constant tension and friction, effectively securing metric fasteners against shock and dynamic loads. By conforming to DIN 7980, it ensures dimensional precision and reliable performance in high-temperature or corrosive environments, reducing downtime and enhancing operational safety in industrial washers applications.

Specification Summary & Compliance

This washer features a 31.7mm inner diameter, 44.1mm outer diameter, and 5.8-6.2mm thickness, engineered to DIN 7980 standards for dimensional accuracy and functional reliability. It is manufactured from 316 stainless steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability for industrial use.

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