The Parts Kit,regulator Breathing Ga, cataloged under National Stock Number 4220-01-533-4726, 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4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-533-4726 |
| Item Name | Parts Kit,regulator Breathing Ga |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Status | ACTIVE |
| Component Quantity | 11 |
| Component Document Page Number | 2 |
| End Item Name | 2ND STAGE LV2NBC REGULATO |
| Document Source | 94120 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 108444 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4220-01-533-4726 is a Parts Kit,regulator Breathing Ga, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5342-01-670-2246. Verify interchangeability with system specifications before substitution.
Key specifications for 4220-01-533-4726: Component Quantity: 11; Component Document Page Number: 2; End Item Name: 2ND STAGE LV2NBC REGULATO; Document Source: 94120. 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.