| DRIVE TYPE | CROSS RECESS |
| DIAMETER | 0.258 INCHES MINIMUM AND 0.308 INCHES MAXIMUM |
| DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD | 0.631 INCHES MINIMUM AND 0.646 INCHES MAXIMUM |
| EYELET LENGTH | 0.322 INCHES NOMINAL |
| EYELET OUTSIDE DIAMETER | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| MATERIAL ACCOMMODATED THICKNESS | 0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | ASSEMBLY - AIRLOC 1/4 TURN, STEEL RECESS |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-547 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| MATERIAL | STEEL COMP 4037 STUD |
| SECURING DEVICE TYPE | SPRING |
| STUD ASSEMBLY STYLE | STUD ASSEMBLY |
| STUD HEAD HEIGHT | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TURNLOCK STUD HEAD STYLE | FLAT FILLISTER |