| DISTANCE BETWEEN HOLES ALONG LENGTH | 2.000 INCHES NOMINAL | 
| DISTANCE BETWEEN HOLES ALONG WIDTH | 3.700 INCHES NOMINAL | 
| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH | 0.320 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | 
| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH | 0.320 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | 
| BODY THICKNESS | 0.020 INCHES NOMINAL | 
| CROSS-SECTIONAL SHAPE STYLE | RECESS, SAME SHAPE AS THE PERIPHERY | 
| FIRST RECESS INSIDE HEIGHT | 0.480 INCHES NOMINAL | 
| FLANGE THICKNESS | 0.020 INCHES NOMINAL | 
| LENGTH | 2.800 INCHES MINIMUM AND 2.825 INCHES MAXIMUM | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE | 
| MATERIAL | COPPER ALLOY 260 | 
| PERIPHERAL SHAPE STYLE | RECTANGLE, FOUR HOLES | 
| PROPRIETARY CHARACTERISTICS | PACS | 
| SECURING DEVICE TYPE | SPECIAL | 
| SPECIAL FEATURES | HOLES 0.140 IN DIA; SECURED BY DIMPLELS ALONG SIDES,12 PLACES | 
| WIDTH | 4.460 INCHES MINIMUM AND 4.485 INCHES MAXIMUM | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-26074,CLASS 1,GRADE B MIL SPEC SINGLE TREATMENT RESPONSE | 
| SURFACE TREATMENT | NICKEL |