Product Description
Caterpillar CT NA018149 Handle Return Spring is a SAE 1070 high-carbon steel helical extension spring, designed for use with Caterpillar electric lift truck models EP16K, EP18K, EP20K. Features a spring diameter of 0.500 inches, free length of 3.750 inches, double loop ends, and rated return force of 15.2 lbs at 2 inch extension. Supersedes CAT 918149 and equivalent Clark 918149 part numbers.
Specifications
Material & Construction
| Spring Material | SAE 1070 high-carbon spring steel |
| Tensile Strength | 180 ksi minimum |
| Hardness | Rockwell C47–C52 |
Mechanical Specifications
| Number of Coils | 28 active coils |
Part Numbers & Compatibility
| OEM Part Number | CT NA018149 |
| Cross-Reference Part Numbers | Supersedes 918149, replaces CAT 918149, equivalent to Caterpillar 918149-00, interchangeable with Clark 918149 |
| Compatible Models | Fits Caterpillar electric lift truck models with handle assemblies CAT EP16K, EP18K, EP20K series |
Performance Specifications
| Service Life | 100,000 cycles minimum at rated load |