| END ANGULAR RELATIONSHIP | ENDS ANGLED ONE TO OTHER |
| COIL TO HOOK INSIDE LENGTH | 0.562 INCHES NOMINAL BOTH ENDS |
| COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| COIL QUANTITY | A37-3/4 |
| DESIGN TYPE | MAINSPRING |
| END STYLE | MACHINE LOOP BOTH ENDS |
| HOOK RADIUS | 0.156 INCHES NOMINAL BOTH ENDS |
| INSIDE DIAMETER | 0.330 INCHES NOMINAL |
| LOAD RATING | 48.000 POUNDS MINIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL UNS K08500 OVERALL |
| OPENING WIDTH | 0.085 INCHES NOMINAL FIRST END |
| OPENING WIDTH | 0.250 INCHES NOMINAL SECOND END |
| SPRING DEFLECTION RATE | 29.300 POUNDS PER INCH NOMINAL |
| SPRING FREE LENGTH | 4.078 INCHES MINIMUM AND 4.138 INCHES MAXIMUM |
| SPRING FREE OUTSIDE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| SPRING LENGTH UNDER LOAD | 5.750 INCHES MINIMUM |
| STOCK DIAMETER | 0.085 INCHES NOMINAL |
| STYLE DESIGNATOR | CYLINDRICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |