Army
MOS 74D
Chemical, Biological, Radiological, Nuclear Specialist
Army 74D (Chemical, Biological, Radiological, Nuclear Specialist) typically involves nuclear systems operations.
Common Exposures
📡 Radiation
Exposure to nuclear reactor systems
🔊 Noise
Machinery noise in engineering spaces
🌦️ Environmental
Confined engineering spaces, heat
Likely Service-Connected Conditions
| Diagnostic Code | Condition | Likelihood | Reasoning |
|---|---|---|---|
| 6260 | Tinnitus, recurrent | High | Constant machinery noise in engineering spaces |
| 5237 | Lumbosacral or cervical strain | Medium | Confined space work positions |
| 6847 | Sleep Apnea Syndromes | Medium | Watch rotations and irregular sleep |
☢️ PACT Act & Toxic Exposure
Select the era that best matches when you served to see how this job’s toxic exposures changed over time.
Vietnam Era
📅 1962-1975
No era-specific PACT Act crosswalk data is available for this job in that time period.
Cold War Era
📅 1945-1991
No era-specific PACT Act crosswalk data is available for this job in that time period.
Gulf War Era
📅 1990-2001
No era-specific PACT Act crosswalk data is available for this job in that time period.
Post-9/11 Era
📅 2001-present
No era-specific PACT Act crosswalk data is available for this job in that time period.