The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: MACHINE HALF LOOP BOTH ENDS, design_type: CLOSED, hook_radius: 0.219 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 15-3/4, inside_diameter: 0.448 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-816-7663, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL OVERALL |
| end_style | MACHINE HALF LOOP BOTH ENDS |
| design_type | CLOSED |
| hook_radius | 0.219 INCHES NOMINAL BOTH ENDS IN |
| coil_quantity | 15-3/4 |
| inside_diameter | 0.448 INCHES NOMINAL IN |
| style_designator | CYLINDRICAL |
| surface_treatment | PHOSPHATE OR PAINT OVERALL |
| spring_free_length | 3.302 INCHES NOMINAL IN |
| coil_helix_direction | RIGHT-HAND OR LEFT-HAND |
| coil_to_hook_inside_length | 0.375 INCHES NOMINAL BOTH ENDS IN |
| spring_free_outside_diameter | 0.688 INCHES NOMINAL IN |
| NSN | 5360-00-816-7663 |
| HOOK RADIUS | 0.219 INCHES NOMINAL BOTH ENDS IN |
| COIL TO HOOK INSIDE LENGTH | 0.375 INCHES NOMINAL BOTH ENDS IN |
| INSIDE DIAMETER | 0.448 INCHES NOMINAL IN |
| SURFACE TREATMENT | PHOSPHATE OR PAINT OVERALL |
| COIL QUANTITY | 15-3/4 |
| SPRING FREE LENGTH | 3.302 INCHES NOMINAL IN |
| SPRING FREE OUTSIDE DIAMETER | 0.688 INCHES NOMINAL IN |
| DESIGN TYPE | CLOSED |
| END STYLE | MACHINE HALF LOOP BOTH ENDS |
| STYLE DESIGNATOR | CYLINDRICAL |