| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2B |
| VEHICLE DESIGN CONTROL ACTIVITY | 19207 |
| VEHICLE IDENTIFICATION DESIGNATOR | M109A2 |
| COMPONENT DOCUMENT ORIGIN | GOVERNMENT |
| DOCUMENT SOURCE | 19204 |
| DOCUMENT TYPE | MILITARY DRAWING |
| COMPONENT QUANTITY | 1 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BRACKET |
| MATERIAL | STEEL,CARBON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | PHOSPHATE ZINC AND |
| PASSIVATED INORGANIC COATING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE |
| MOUNTING METHOD | BOLTED |
| OVERALL THICKNESS | 0.25 INCHES NOMINAL |
| OVERALL LENGTH | 1.53 INCHES NOMINAL |
| OVERALL WIDTH | 1.25 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.3125 INCHES NOMINAL ALL HOLES |
| MOUNTING HOLE TYPE | PLAIN ALL HOLES |
| MOUNTING HOLE QUANTITY | 1 |