| COIL TO HOOK INSIDE LENGTH | 0.750 INCHES NOMINAL FIRST END |
| COIL TO HOOK INSIDE LENGTH | 3.270 INCHES NOMINAL SECOND END |
| COIL HELIX DIRECTION | LEFT-HAND OR RIGHT-HAND |
| COIL QUANTITY | 31 |
| DESIGN TYPE | MAINSPRING |
| END STYLE | MACHINE LOOP BOTH ENDS |
| HOOK RADIUS | 0.356 INCHES NOMINAL BOTH ENDS |
| INSIDE DIAMETER | 0.594 INCHES NOMINAL |
| LOAD RATING | 54.250 POUNDS NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL UNS K08500 OVERALL |
| OPENING WIDTH | 0.118 INCHES NOMINAL FIRST END |
| OPENING WIDTH | 3.270 INCHES NOMINAL SECOND END |
| SPRING DEFLECTION RATE | 25.000 POUNDS PER INCH NOMINAL |
| SPRING FREE LENGTH | 8.162 INCHES MINIMUM AND 8.242 INCHES MAXIMUM |
| SPRING FREE OUTSIDE DIAMETER | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM |
| SPRING LENGTH UNDER LOAD | 10.370 INCHES NOMINAL |
| STOCK DIAMETER | 0.118 INCHES NOMINAL |
| STYLE DESIGNATOR | CYLINDRICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |