| VEHICLE IDENTIFICATION DESIGNATOR | M992A3 AND M109A7 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-C-490,TYPE VIII FED SPEC 1ST TREATMENT RESPONSE AND MIL DTL 53072 MIL STD 2ND TREATMENT RESPONSE AND MIL DTL 53072 MIL STD 3RD TREATMENT RESPONSE AND FED STD 595 FED STD 2ND TREATMENT RESPONSE |
| SURFACE TREATMENT | CARC (CHEMICAL AGENT RESISTANT COATING) AND PHOSPHATE ZINC AND PRIMER-HEXAVALENT CHROMIUM FREE AND PRIMER EPOXY-LEAD AND CHROMIUM FREE |
| USAGE DESIGN | COMBAT VEHICLE |
| DESIGN TYPE | METAL |
| DOCUMENT SOURCE | 19207 |
| DOCUMENT TYPE | MILITARY DRAWING |
| COLOR CHIP NUMBER | 33446 |
| COLOR | TAN, 686A |
| COMPONENT DOCUMENT ORIGIN | GOVERNMENT |
| COMPONENT QUANTITY | 3 |
| FURNISHED ITEMS AND QUANTITY | 1 ENDCAP EXHAUST COVER(12578056);1 ENCAP EXHAUST COVER(12578055)1 HONEYCOMB CORE |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM |
| HEAT TREATMENT | TEMPERED |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL DTL 12560,CLASS 1 MIL STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL,ARMOR |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | ARMOR PLATE,EXHAUST GRILLE,HONEYCOMB ASSEMBLY |
| PROPRIETARY CHARACTERISTICS | PACS |
| MOUNTING ATTACHMENT | INCLUDED |
| MOUNTING HOLE QUANTITY | 8 |
| MOUNTING HOLE DIAMETER | 0.745 INCHES NOMINAL ALL HOLES |
| MOUNTING POSITION | RIGHT SIDE AND FRONT |
| OVERALL THICKNESS | 0.375 INCHES NOMINAL |
| SHAPE | IRREGULAR |