U.S. Navy
OPNAVINST 6110.1 / MyNavyHR Guide-4 (Body Composition Assessment)
How the screen works
Two-step assessment. Step 1: Waist-to-Height Ratio — 0.5499 or lower passes with no tape test required. 0.5500 or higher proceeds to Step 2: a body-fat estimate from the circumference method (neck + waist; hips for women) or official PRIMS tables.
| Initial screen | Threshold | Result |
|---|---|---|
| Waist-to-Height Ratio (WHtR) | must be < 0.55 | Below passes with no tape test; at or above → secondary body-fat evaluation |
Maximum allowable body-fat % (age / sex)
| Age group | Men (max %) | Women (max %) |
|---|---|---|
| 18–21 | 22% | 33% |
| 22–29 | 23% | 34% |
| 30–39 | 24% | 35% |
| 40+ | 26% | 36% |
Check your measurements
Run your numbers against the Navy standard in the multi-branch go/no-go checker.
Open checker →Printable scorecard
Take a clean one-page summary of this branch's screen to your weigh-in.
Get scorecard →Source & verification
- Primary: MyNavyHR Body Composition Assessment / OPNAVINST 6110.1
- Retrieved and verified: 2026-08-16. Standards change — confirm with the official regulation or your command before any official assessment.