TM 43-0139 Table C-5.  Vehicles, Construction Equipment, and Materials Handling Equipment-Continued ITEM NO EQUIPMENT COLOR PLACEMENT 7. Vehicles and equipment Any color deemed ap- Exterior and interior used in connection with ap- propriate by the head of surfaces proved research and the responsible activity development test projects 8. Calibration vehicles in In overseas commands Exterior surfaces CONUS where vehicles may be in tactical environment, 3-color camouflage pattern using MIL-C-46168 or MIL-C-53039.  Otherwise, solar heat-reflecting Semigloss Olive Drab Enamel 24087 or Gloss White 17875 conforming to MIL-E-46136. Semigloss Green 24533 Walls, ceiling, doors, fit- tings, and mounted equipment Lusterless Gray 36118 Floors 9. Refrigerator vans in non- Gloss White 17875 or solar Applicable exterior sur- tactical use in hot climates; heat-reflecting Semigloss faces, upon authorization water tank vehicles in non- Olive Drab Enamel 24087 by the theater commander tactical use in hot climates; conforming to MIL- van type vehicles in non- E-46136 or solar heat- tactical use in hot climates reflecting Lusterless Olive assigned to centers or Drab Enamel conforming schools for the purpose of to MIL-E-46117 training personnel in the operation of equipment in- stalled therein; van type vehicles and shelters in non-tactical use in hot climates in which installed equipment would be adversely affected, or per- sonnel would not be able to accomplish assigned technical functions due to excessive heat from solar radiation. 10. a.  Tracked combat Three-color camouflage pat- Exterior and surfaces vehicles and special pur- tern using MIL-C-46168 or which become exterior sur- pose armored hull-type MIL-C-53039. faces during use(i.e. doors, vehicles.  Exceptions: b and hatches) c below C-6