| END ANGULAR RELATIONSHIP | ENDS PARALLEL ONE TO OTHER |
| COIL TO HOOK INSIDE LENGTH | 1.280 INCHES NOMINAL BOTH ENDS |
| COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| COIL QUANTITY | 64-1/2 |
| DESIGN TYPE | MAINSPRING |
| END STYLE | MACHINE LOOP BOTH ENDS |
| HOOK RADIUS | 0.166 INCHES NOMINAL BOTH ENDS |
| INSIDE DIAMETER | 0.332 INCHES NOMINAL |
| LOAD RATING | 8.000 POUNDS MINIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL UNS K08500 OVERALL |
| OPENING WIDTH | 0.375 INCHES NOMINAL BOTH ENDS |
| SPRING DEFLECTION RATE | 1.500 POUNDS PER INCH NOMINAL |
| SPRING FREE LENGTH | 5.232 INCHES MINIMUM AND 5.352 INCHES MAXIMUM |
| SPRING FREE OUTSIDE DIAMETER | 0.412 INCHES MINIMUM AND 0.424 INCHES MAXIMUM |
| SPRING LENGTH UNDER LOAD | 10.625 INCHES MINIMUM |
| STOCK DIAMETER | 0.042 INCHES MINIMUM AND 0.044 INCHES MAXIMUM |
| STYLE DESIGNATOR | CYLINDRICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |