| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH | 0.500 INCHES NOMINAL |
| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH | 0.500 INCHES NOMINAL |
| BODY THICKNESS | 0.356 INCHES NOMINAL |
| CORNER RADIUS | 0.500 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE OR RECTANGULAR RECESS |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 3.500 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 3.500 INCHES NOMINAL |
| FIRST RECESS INSIDE HEIGHT | 0.706 INCHES NOMINAL |
| FLANGE THICKNESS | 0.500 INCHES NOMINAL |
| FSC APPLICATION DATA | MISCELLANEOUS VEHICULAR COMPONENTS |
| HOLE DIAMETER | 0.516 INCHES NOMINAL |
| INSIDE CORNER RADIUS | 0.016 INCHES NOMINAL |
| INSIDE WIDTH | 3.873 INCHES MINIMUM AND 3.874 INCHES MAXIMUM |
| INSIDE LENGTH | 3.873 INCHES MINIMUM AND 3.874 INCHES MAXIMUM |
| LENGTH | 4.438 INCHES MINIMUM AND 4.500 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-681,CLASS 2 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| MOUNTING OPENING SHAPE STYLE | UNTHREADED HOLE |
| PERIPHERAL SHAPE STYLE | RECTANGLE, FOUR HOLES |
| SECURING DEVICE TYPE | THREADED FASTENER |
| WIDTH | 4.438 INCHES MINIMUM AND 4.500 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | PHOSPHATE |