The Booster,pressure,oxygen, cataloged under National Stock Number 4220-01-471-7783, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-471-7783 |
| Item Name | Booster,pressure,oxygen |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Quantity of Persons for Which Designed | 1 |
| Maximum Recommended Diving Depth | 833.3 FEET FT |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 8AGD-14 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4220-01-471-7783 is a Booster,pressure,oxygen, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
Key specifications for 4220-01-471-7783: Criticality Code Justification: ZZZY; Quantity of Persons for Which Designed: 1; Special Features: OXYGEN TRANSFER AND PRESSURIZATION OF ACCUMULATORS; DUPLEX STAINLESS STEEL CONSTRUCTION CORROSION RESISTANTIN ALL ENVIRONMENTS; LOCK IN RATE CAPABILITY ENSURES CONSTANT SPEED; Maximum Recommended Diving Depth: 833.3 FEET FT. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.