| CENTER SECTION HEIGHT | 1.75 INCHES NOMINAL |
| CENTER SECTION THICKNESS | 0.125 INCHES NOMINAL |
| CENTER SECTION WIDTH | 49.13 INCHES NOMINAL |
| FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH | 44.75 INCHES NOMINAL |
| FIRST LEG DISTANCE BETWEEN SECOND AND THIRD HOLE CENTERS ALONG WIDTH | 15.0 INCHES NOMINAL |
| FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH | 0.50 INCHES NOMINAL |
| FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH | 1.13 INCHES NOMINAL |
| FIRST LEG DISTANCE BETWEEN FIRST AND SECOND HOLE CENTERS ALONG WIDTH | 15.0 INCHES NOMINAL |
| FIRST LEG LENGTH | 1.255 INCHES NOMINAL |
| FIRST LEG STYLE | SQUARE |
| FIRST LEG THICKNESS | 0.125 INCHES NOMINAL |
| FIRST LEG HOLE ARRANGEMENT STYLE | FOUR HOLES |
| FIRST LEG HOLE DIAMETER | 0.256 INCHES MINIMUM AND 0.276 INCHES MAXIMUM |
| FIRST LEG WIDTH | 49.13 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | OVER BRACKET |
| MATERIAL DOCUMENT AND CLASSIFICATION | STM B308 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM B221 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 6063 |
| SECOND LEG LENGTH | 2.00 INCHES NOMINAL |
| SECOND LEG HOLE ARRANGEMENT STYLE | NO HOLE |
| SECOND LEG WIDTH | 50.88 INCHES NOMINAL |
| SECOND LEG RELATIONSHIP TO FIRST LEG | NOT IDENTICAL |
| SECOND LEG STYLE | SQUARE |
| SECOND LEG THICKNESS | 0.125 INCHES NOMINAL |
| STYLE DESIGNATOR | DOUBLE ANGLE |