| MATERIAL | STEEL AND |
| IRON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A536,80-55-06 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | PHOSPHATE ZINC AND |
| CATHODIC ELECTRODEPOSITION LEAD AND CHROMATE FREE AND |
| CARC (CHEMICAL AGENT RESISTANT COATING) AND |
| POLYURETHANE PAINT-LEAD,CADMIUM AND HEXAVALENT CHROMIUM FREE OR |
| PHOSPHATE ZINC OR |
| ZINC AND |
| PRIMER EPOXY-LEAD AND CHROMIUM FREE AND |
| POWDER COATED AND |
| CARC (CHEMICAL AGENT RESISTANT COATING), ALIPHATIC POLYURETHANE OR |
| POLYURETHANE PAINT-LEAD,CADMIUM AND HEXAVALENT CHROMIUM FREE AND |
| CORROSION RESISTANT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-C-490, TYPE I FED STD SINGLE TREATMENT RESPONSE AND |
| MIL DTL 53084 MIL STD 1ST TREATMENT RESPONSE OR |
| A-A 52474 COMMERCIAL ITEM DESCRIPTION 1ST TREATMENT RESPONSE AND |
| MIL DTL 53039 MIL STD 2ND TREATMENT RESPONSE OR |
| MIL DTL 64159 MIL STD 2ND TREATMENT RESPONSE OR |
| TT-C-490, TYPE I OR TYPE VIII FED STD SINGLE TREATMENT RESPONSE AND |
| MIL DTL 53022, TYPE IV MIL STD 1ST TREATMENT RESPONSE AND |
| MIL DTL 53030,TYPE II MIL STD 1ST TREATMENT RESPONSE OR |
| MIL PRF 32348, TYPE I MIL STD 1ST TREATMENT RESPONSE AND |
| MIL DTL 64159 MIL STD 2ND TREATMENT RESPONSE |
| MOUNTING METHOD | BOLTED AND |
| SCREW |
| MOUNTING HOLE TYPE | THRU HOLE ALL HOLES |
| MOUNTING HOLE QUANTITY | 3 |
| VEHICLE DESIGN CONTROL ACTIVITY | 19207 |
| VEHICLE IDENTIFICATION DESIGNATOR | M1279A1 |
| MINIMUM TENSILE STRENGTH | 80 KILOGRAMS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 55 KILOGRAMS PER SQUARE INCH |
| COMPONENT DOCUMENT ORIGIN | GOVERNMENT |
| DOCUMENT SOURCE | 19207 |
| DOCUMENT TYPE | MILITARY DRAWING |
| NOMINAL HOLE DIAMETER AND QUANTITY | 10.75 MILLIMETERS THREE HOLES |
| SHAPE | IRREGULAR |
| DESIGN TYPE | ARMOR PLATED |
| ELONGATION PERCENTAGE | 6.0 NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BRKT,ALT,BRG,SPRT,FE MACHINED |