| Pressure | TBD |
| Suit mass (1g) | TBD |
| Life support (primary) | Not publicly documented |
| Life support (backup) | — |
| EVA duration | N/A |
| Program | Apollo Applications Project |
| Agency | NASA |
| Manufacturer | Litton Industries |
| First use | 1969 |
| Status | Experimental — never flown |
| Donning / entry | Not publicly documented |
Chromel-R metallic fiber cover layer for micrometeorite and thermal protection
Apollo Applications Project extended EVA study
Not publicly documented
"Chromel-R material research directly informed later EMU and ISS suit outer-layer material choices"
Material science lineage connecting 1969 research to modern thermal micrometeoroid garment layers
"Established B.F. Goodrich as the lead US full-pressure suit contractor before Mercury existed"
"Parallel development track alongside Model O testing different mobility solutions"
"Naval and NASA pressure suit research tracks cross-pollinated significantly in this era"
